chore: add build-from-sources script

Dockerfile and Proxmox community script both rebuild client/dist and copy
it into server/public at build time — committed artifacts were never used.
Replace with .gitkeep and add server/public/* to .gitignore.

.gitignore

@@ -3,6 +3,8 @@ node_modules/
 
 # Build output
 client/dist/
+server/public/*
+!server/public/.gitkeep
 
 # Generated PWA icons (built from SVG via prebuild)
 client/public/icons/*.png

build-from-sources

@@ -0,0 +1,25 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+REPO_ROOT="$(cd "$(dirname "$0")" && pwd)"
+CLIENT_DIR="$REPO_ROOT/client"
+SERVER_DIR="$REPO_ROOT/server"
+PUBLIC_DIR="$REPO_ROOT/server/public"
+
+echo "==> Installing client dependencies"
+cd "$CLIENT_DIR"
+npm ci
+
+echo "==> Building client"
+npm run build
+
+echo "==> Installing server dependencies"
+cd "$SERVER_DIR"
+npm ci
+
+echo "==> Populating server/public"
+find "$PUBLIC_DIR" -mindepth 1 ! -name '.gitkeep' -delete
+cp -r "$CLIENT_DIR/dist/." "$PUBLIC_DIR/"
+cp -r "$CLIENT_DIR/public/fonts" "$PUBLIC_DIR/fonts"
+
+echo "==> Done — server/public is ready"

client/package-lock.json

@@ -27,12 +27,6 @@
         "remark-breaks": "^4.0.0",
         "remark-gfm": "^4.0.1",
         "topojson-client": "^3.1.0",
-        "workbox-cacheable-response": "^7.0.0",
-        "workbox-core": "^7.0.0",
-        "workbox-expiration": "^7.0.0",
-        "workbox-precaching": "^7.0.0",
-        "workbox-routing": "^7.0.0",
-        "workbox-strategies": "^7.0.0",
         "zustand": "^4.5.2"
       },
       "devDependencies": {
@@ -6477,6 +6471,7 @@
       "version": "7.1.1",
       "resolved": "https://registry.npmjs.org/idb/-/idb-7.1.1.tgz",
       "integrity": "sha512-gchesWBzyvGHRO9W8tzUWFDycow5gwjvFKfyV9FF32Y7F50yZMp7mP+T2mJIWFx49zicqyC4uefHM17o6xKIVQ==",
+      "dev": true,
       "license": "ISC"
     },
     "node_modules/indent-string": {
@@ -7543,9 +7538,9 @@
       }
     },
     "node_modules/marked": {
-      "version": "18.0.3",
-      "resolved": "https://registry.npmjs.org/marked/-/marked-18.0.3.tgz",
-      "integrity": "sha512-7VT90JOkDeaRWpfjOReRGPEKn0ecdARBkDGL+tT1wZY0efPPqkUxLUSmzy/C7TIylQYJC9STISEsCHrqb/7VIA==",
+      "version": "18.0.0",
+      "resolved": "https://registry.npmjs.org/marked/-/marked-18.0.0.tgz",
+      "integrity": "sha512-2e7Qiv/HJSXj8rDEpgTvGKsP8yYtI9xXHKDnrftrmnrJPaFNM7VRb2YCzWaX4BP1iCJ/XPduzDJZMFoqTCcIMA==",
       "license": "MIT",
       "bin": {
         "marked": "bin/marked.js"
@@ -12037,6 +12032,7 @@
       "version": "7.4.0",
       "resolved": "https://registry.npmjs.org/workbox-cacheable-response/-/workbox-cacheable-response-7.4.0.tgz",
       "integrity": "sha512-0Fb8795zg/x23ISFkAc7lbWes6vbw34DGFIMw31cwuHPgDEC/5EYm6m/ZkylLX0EnEbbOyOCLjKgFS/Z5g0HeQ==",
+      "dev": true,
       "license": "MIT",
       "dependencies": {
         "workbox-core": "7.4.0"
@@ -12046,12 +12042,14 @@
       "version": "7.4.0",
       "resolved": "https://registry.npmjs.org/workbox-core/-/workbox-core-7.4.0.tgz",
       "integrity": "sha512-6BMfd8tYEnN4baG4emG9U0hdXM4gGuDU3ectXuVHnj71vwxTFI7WOpQJC4siTOlVtGqCUtj0ZQNsrvi6kZZTAQ==",
+      "dev": true,
       "license": "MIT"
     },
     "node_modules/workbox-expiration": {
       "version": "7.4.0",
       "resolved": "https://registry.npmjs.org/workbox-expiration/-/workbox-expiration-7.4.0.tgz",
       "integrity": "sha512-V50p4BxYhtA80eOvulu8xVfPBgZbkxJ1Jr8UUn0rvqjGhLDqKNtfrDfjJKnLz2U8fO2xGQJTx/SKXNTzHOjnHw==",
+      "dev": true,
       "license": "MIT",
       "dependencies": {
         "idb": "^7.0.1",
@@ -12085,6 +12083,7 @@
       "version": "7.4.0",
       "resolved": "https://registry.npmjs.org/workbox-precaching/-/workbox-precaching-7.4.0.tgz",
       "integrity": "sha512-VQs37T6jDqf1rTxUJZXRl3yjZMf5JX/vDPhmx2CPgDDKXATzEoqyRqhYnRoxl6Kr0rqaQlp32i9rtG5zTzIlNg==",
+      "dev": true,
       "license": "MIT",
       "dependencies": {
         "workbox-core": "7.4.0",
@@ -12121,6 +12120,7 @@
       "version": "7.4.0",
       "resolved": "https://registry.npmjs.org/workbox-routing/-/workbox-routing-7.4.0.tgz",
       "integrity": "sha512-C/ooj5uBWYAhAqwmU8HYQJdOjjDKBp9MzTQ+otpMmd+q0eF59K+NuXUek34wbL0RFrIXe/KKT+tUWcZcBqxbHQ==",
+      "dev": true,
       "license": "MIT",
       "dependencies": {
         "workbox-core": "7.4.0"
@@ -12130,6 +12130,7 @@
       "version": "7.4.0",
       "resolved": "https://registry.npmjs.org/workbox-strategies/-/workbox-strategies-7.4.0.tgz",
       "integrity": "sha512-T4hVqIi5A4mHi92+5EppMX3cLaVywDp8nsyUgJhOZxcfSV/eQofcOA6/EMo5rnTNmNTpw0rUgjAI6LaVullPpg==",
+      "dev": true,
       "license": "MIT",
       "dependencies": {
         "workbox-core": "7.4.0"

client/package.json

@@ -18,12 +18,6 @@
     "@react-pdf/renderer": "^4.3.2",
     "axios": "^1.6.7",
     "dexie": "^4.4.2",
-    "workbox-cacheable-response": "^7.0.0",
-    "workbox-core": "^7.0.0",
-    "workbox-expiration": "^7.0.0",
-    "workbox-precaching": "^7.0.0",
-    "workbox-routing": "^7.0.0",
-    "workbox-strategies": "^7.0.0",
     "leaflet": "^1.9.4",
     "lucide-react": "^0.344.0",
     "mapbox-gl": "^3.22.0",

client/src/api/client.ts

@@ -1,5 +1,6 @@
 import axios, { AxiosInstance } from 'axios'
 import { getSocketId } from './websocket'
+import { isReachable, probeNow } from '../sync/connectivity'
 import en from '../i18n/translations/en'
 import br from '../i18n/translations/br'
 import de from '../i18n/translations/de'
@@ -43,24 +44,24 @@ const MUTATING_METHODS = new Set(['post', 'put', 'patch', 'delete'])
 
 // Request interceptor - add socket ID + idempotency key for mutating requests
 apiClient.interceptors.request.use(
-  (config) => {
-    const sid = getSocketId()
-    if (sid) {
-      config.headers['X-Socket-Id'] = sid
-    }
-    // Attach a per-request idempotency key to all write operations so the
-    // server can deduplicate retried requests (e.g. network blips).
-    // The mutation queue sets its own pre-generated key; skip if already set.
-    const method = (config.method ?? '').toLowerCase()
-    if (MUTATING_METHODS.has(method) && !config.headers['X-Idempotency-Key']) {
-      const key = typeof crypto !== 'undefined' && crypto.randomUUID
-        ? crypto.randomUUID()
-        : Math.random().toString(36).slice(2)
-      config.headers['X-Idempotency-Key'] = key
-    }
-    return config
-  },
-  (error) => Promise.reject(error)
+    (config) => {
+      const sid = getSocketId()
+      if (sid) {
+        config.headers['X-Socket-Id'] = sid
+      }
+      // Attach a per-request idempotency key to all write operations so the
+      // server can deduplicate retried requests (e.g. network blips).
+      // The mutation queue sets its own pre-generated key; skip if already set.
+      const method = (config.method ?? '').toLowerCase()
+      if (MUTATING_METHODS.has(method) && !config.headers['X-Idempotency-Key']) {
+        const key = typeof crypto !== 'undefined' && crypto.randomUUID
+            ? crypto.randomUUID()
+            : Math.random().toString(36).slice(2)
+        config.headers['X-Idempotency-Key'] = key
+      }
+      return config
+    },
+    (error) => Promise.reject(error)
 )
 
 export function isAuthPublicPath(pathname: string): boolean {
@@ -69,36 +70,84 @@ export function isAuthPublicPath(pathname: string): boolean {
   return publicPaths.includes(pathname) || publicPrefixes.some((p) => pathname.startsWith(p))
 }
 
-// Response interceptor - handle 401, 403 MFA, 429 rate limit
+// Unregisters the SW before reloading so the navigation reaches the network.
+// Without this, WorkBox's NavigationRoute serves the cached SPA shell and the
+// upstream proxy (CF Access / Pangolin) never gets to challenge the user.
+async function unregisterSWAndReload(): Promise<void> {
+  try {
+    const reg = await navigator.serviceWorker?.getRegistration()
+    if (reg) await reg.unregister()
+  } catch { /* ignore */ }
+  window.location.reload()
+}
+
+// Response interceptor - handle 401, 403 MFA, 429 rate limit, proxy auth challenges
 apiClient.interceptors.response.use(
-  (response) => response,
-  (error) => {
-    if (error.response?.status === 401 && (error.response?.data as { code?: string } | undefined)?.code === 'AUTH_REQUIRED') {
-      const { pathname } = window.location
-      if (!isAuthPublicPath(pathname)) {
-        const currentPath = pathname + window.location.search + window.location.hash
-        window.location.href = '/login?redirect=' + encodeURIComponent(currentPath)
+    (response) => {
+      sessionStorage.removeItem('proxy_reauth_attempted')
+      return response
+    },
+    async (error) => {
+      // CF Access / Pangolin / similar: cross-origin redirect from /api/* surfaces
+      // as a CORS error with no response object. Probe the health endpoint to
+      // distinguish a proxy auth challenge from a genuine outage. If the server
+      // is reachable, a top-level reload lets the edge proxy run its auth flow.
+      if (!error.response && navigator.onLine) {
+        await probeNow()
+        // Both the original request and the health probe failed while the device
+        // has a network interface. This matches the proxy-auth-challenge pattern
+        // (CF Access / Pangolin intercept all requests and CORS-block XHR).
+        // Guard with sessionStorage to prevent reload loops (server genuinely
+        // down would also land here, but only reloads once).
+        if (!isReachable()) {
+          const { pathname } = window.location
+          if (!isAuthPublicPath(pathname) && !sessionStorage.getItem('proxy_reauth_attempted')) {
+            sessionStorage.setItem('proxy_reauth_attempted', '1')
+            await unregisterSWAndReload()
+            return Promise.reject(error)
+          }
+        }
       }
-    }
-    if (
-      error.response?.status === 403 &&
-      (error.response?.data as { code?: string } | undefined)?.code === 'MFA_REQUIRED' &&
-      !window.location.pathname.startsWith('/settings')
-    ) {
-      window.location.href = '/settings?mfa=required'
-    }
-    if (error.response?.status === 429) {
-      const translated = translateRateLimit()
-      const data = error.response.data as { error?: string } | undefined
-      if (data && typeof data === 'object') {
-        data.error = translated
-      } else {
-        error.response.data = { error: translated }
+      // Pangolin header-auth extended compatibility mode: returns 401 with an
+      // HTML body (a JS redirect page) instead of a 302. TREK's own 401s are
+      // always application/json, so checking for text/html is unambiguous.
+      if (error.response?.status === 401) {
+        const ct = (error.response.headers?.['content-type'] as string | undefined) ?? ''
+        if (ct.includes('text/html')) {
+          const { pathname } = window.location
+          if (!isAuthPublicPath(pathname) && !sessionStorage.getItem('proxy_reauth_attempted')) {
+            sessionStorage.setItem('proxy_reauth_attempted', '1')
+            await unregisterSWAndReload()
+            return Promise.reject(error)
+          }
+        }
       }
-      error.message = translated
+      if (error.response?.status === 401 && (error.response?.data as { code?: string } | undefined)?.code === 'AUTH_REQUIRED') {
+        const { pathname } = window.location
+        if (!isAuthPublicPath(pathname)) {
+          const currentPath = pathname + window.location.search + window.location.hash
+          window.location.href = '/login?redirect=' + encodeURIComponent(currentPath)
+        }
+      }
+      if (
+          error.response?.status === 403 &&
+          (error.response?.data as { code?: string } | undefined)?.code === 'MFA_REQUIRED' &&
+          !window.location.pathname.startsWith('/settings')
+      ) {
+        window.location.href = '/settings?mfa=required'
+      }
+      if (error.response?.status === 429) {
+        const translated = translateRateLimit()
+        const data = error.response.data as { error?: string } | undefined
+        if (data && typeof data === 'object') {
+          data.error = translated
+        } else {
+          error.response.data = { error: translated }
+        }
+        error.message = translated
+      }
+      return Promise.reject(error)
     }
-    return Promise.reject(error)
-  }
 )
 
 export const authApi = {
@@ -161,7 +210,7 @@ export const oauthApi = {
   clients: {
     list: () => apiClient.get('/oauth/clients').then(r => r.data),
     create: (data: { name: string; redirect_uris: string[]; allowed_scopes: string[] }) =>
-      apiClient.post('/oauth/clients', data).then(r => r.data),
+        apiClient.post('/oauth/clients', data).then(r => r.data),
     rotate: (id: string) => apiClient.post(`/oauth/clients/${id}/rotate`).then(r => r.data),
     delete: (id: string) => apiClient.delete(`/oauth/clients/${id}`).then(r => r.data),
   },
@@ -218,11 +267,11 @@ export const placesApi = {
     return apiClient.post(`/trips/${tripId}/places/import/map`, fd, { headers: { 'Content-Type': 'multipart/form-data' } }).then(r => r.data)
   },
   importGoogleList: (tripId: number | string, url: string) =>
-    apiClient.post(`/trips/${tripId}/places/import/google-list`, { url }).then(r => r.data),
+      apiClient.post(`/trips/${tripId}/places/import/google-list`, { url }).then(r => r.data),
   importNaverList: (tripId: number | string, url: string) =>
-    apiClient.post(`/trips/${tripId}/places/import/naver-list`, { url }).then(r => r.data),
+      apiClient.post(`/trips/${tripId}/places/import/naver-list`, { url }).then(r => r.data),
   bulkDelete: (tripId: number | string, ids: number[]) =>
-    apiClient.post(`/trips/${tripId}/places/bulk-delete`, { ids }).then(r => r.data),
+      apiClient.post(`/trips/${tripId}/places/bulk-delete`, { ids }).then(r => r.data),
 }
 
 export const assignmentsApi = {
@@ -316,7 +365,7 @@ export const adminApi = {
   createInvite: (data: { max_uses: number; expires_in_days?: number }) => apiClient.post('/admin/invites', data).then(r => r.data),
   deleteInvite: (id: number) => apiClient.delete(`/admin/invites/${id}`).then(r => r.data),
   auditLog: (params?: { limit?: number; offset?: number }) =>
-    apiClient.get('/admin/audit-log', { params }).then(r => r.data),
+      apiClient.get('/admin/audit-log', { params }).then(r => r.data),
   mcpTokens: () => apiClient.get('/admin/mcp-tokens').then(r => r.data),
   deleteMcpToken: (id: number) => apiClient.delete(`/admin/mcp-tokens/${id}`).then(r => r.data),
   oauthSessions: () => apiClient.get('/admin/oauth-sessions').then(r => r.data),
@@ -325,7 +374,7 @@ export const adminApi = {
   updatePermissions: (permissions: Record<string, string>) => apiClient.put('/admin/permissions', { permissions }).then(r => r.data),
   rotateJwtSecret: () => apiClient.post('/admin/rotate-jwt-secret').then(r => r.data),
   sendTestNotification: (data: Record<string, unknown>) =>
-    apiClient.post('/admin/dev/test-notification', data).then(r => r.data),
+      apiClient.post('/admin/dev/test-notification', data).then(r => r.data),
   getNotificationPreferences: () => apiClient.get('/admin/notification-preferences').then(r => r.data),
   updateNotificationPreferences: (prefs: Record<string, Record<string, boolean>>) => apiClient.put('/admin/notification-preferences', prefs).then(r => r.data),
   getDefaultUserSettings: () => apiClient.get('/admin/default-user-settings').then(r => r.data),
@@ -390,7 +439,7 @@ export const journeyApi = {
 export const mapsApi = {
   search: (query: string, lang?: string) => apiClient.post(`/maps/search?lang=${lang || 'en'}`, { query }).then(r => r.data),
   autocomplete: (input: string, lang?: string, locationBias?: { low: { lat: number; lng: number }; high: { lat: number; lng: number } }, signal?: AbortSignal) =>
-    apiClient.post('/maps/autocomplete', { input, lang, locationBias }, { signal }).then(r => r.data),
+      apiClient.post('/maps/autocomplete', { input, lang, locationBias }, { signal }).then(r => r.data),
   details: (placeId: string, lang?: string) => apiClient.get(`/maps/details/${encodeURIComponent(placeId)}`, { params: { lang } }).then(r => r.data),
   placePhoto: (placeId: string, lat?: number, lng?: number, name?: string) => apiClient.get(`/maps/place-photo/${encodeURIComponent(placeId)}`, { params: { lat, lng, name } }).then(r => r.data),
   reverse: (lat: number, lng: number, lang?: string) => apiClient.get('/maps/reverse', { params: { lat, lng, lang } }).then(r => r.data),
@@ -446,7 +495,7 @@ export const weatherApi = {
 
 export const configApi = {
   getPublicConfig: (): Promise<{ defaultLanguage: string }> =>
-    apiClient.get('/config').then(r => r.data),
+      apiClient.get('/config').then(r => r.data),
 }
 
 export const settingsApi = {
@@ -532,21 +581,21 @@ export const notificationsApi = {
 
 export const inAppNotificationsApi = {
   list: (params?: { limit?: number; offset?: number; unread_only?: boolean }) =>
-    apiClient.get('/notifications/in-app', { params }).then(r => r.data),
+      apiClient.get('/notifications/in-app', { params }).then(r => r.data),
   unreadCount: () =>
-    apiClient.get('/notifications/in-app/unread-count').then(r => r.data),
+      apiClient.get('/notifications/in-app/unread-count').then(r => r.data),
   markRead: (id: number) =>
-    apiClient.put(`/notifications/in-app/${id}/read`).then(r => r.data),
+      apiClient.put(`/notifications/in-app/${id}/read`).then(r => r.data),
   markUnread: (id: number) =>
-    apiClient.put(`/notifications/in-app/${id}/unread`).then(r => r.data),
+      apiClient.put(`/notifications/in-app/${id}/unread`).then(r => r.data),
   markAllRead: () =>
-    apiClient.put('/notifications/in-app/read-all').then(r => r.data),
+      apiClient.put('/notifications/in-app/read-all').then(r => r.data),
   delete: (id: number) =>
-    apiClient.delete(`/notifications/in-app/${id}`).then(r => r.data),
+      apiClient.delete(`/notifications/in-app/${id}`).then(r => r.data),
   deleteAll: () =>
-    apiClient.delete('/notifications/in-app/all').then(r => r.data),
+      apiClient.delete('/notifications/in-app/all').then(r => r.data),
   respond: (id: number, response: 'positive' | 'negative') =>
-    apiClient.post(`/notifications/in-app/${id}/respond`, { response }).then(r => r.data),
+      apiClient.post(`/notifications/in-app/${id}/respond`, { response }).then(r => r.data),
 }
 
-export default apiClient
+export default apiClient

client/src/components/Budget/BudgetPanel.test.tsx

@@ -10,11 +10,8 @@ import { usePermissionsStore } from '../../store/permissionsStore';
 import { resetAllStores, seedStore } from '../../../tests/helpers/store';
 import { buildUser, buildTrip, buildBudgetItem, buildSettings } from '../../../tests/helpers/factories';
 import BudgetPanel from './BudgetPanel';
-import { offlineDb } from '../../db/offlineDb';
 
-beforeEach(async () => {
-  await new Promise<void>(resolve => setTimeout(resolve, 0));
-  await Promise.all(offlineDb.tables.map(t => t.clear()));
+beforeEach(() => {
   resetAllStores();
   // Settlement and per-person APIs needed by BudgetPanel
   server.use(

client/src/components/Budget/BudgetPanel.tsx

@@ -719,8 +719,8 @@ export default function BudgetPanel({ tripId, tripMembers = [] }: BudgetPanelPro
           <h2 style={{ margin: 0, fontSize: 18, fontWeight: 600, color: 'var(--text-primary)', letterSpacing: '-0.01em', flexShrink: 0 }}>
             {t('budget.title')}
           </h2>
-          <div className="hidden md:flex" style={{ alignItems: 'center', gap: 8, marginLeft: 'auto', flexShrink: 0 }}>
-            <div style={{ width: 150 }}>
+          <div className="flex flex-wrap max-md:!w-full max-md:!mt-2" style={{ alignItems: 'center', gap: 8, marginLeft: 'auto', flexShrink: 0 }}>
+            <div className="max-md:!w-full" style={{ width: 150 }}>
               <CustomSelect
                 value={currency}
                 onChange={setCurrency}
@@ -730,7 +730,7 @@ export default function BudgetPanel({ tripId, tripMembers = [] }: BudgetPanelPro
               />
             </div>
             {canEdit && (
-              <div style={{ display: 'flex', gap: 6, width: 260 }}>
+              <div className="max-md:!w-full" style={{ display: 'flex', gap: 6, width: 260 }}>
                 <input
                   value={newCategoryName}
                   onChange={e => setNewCategoryName(e.target.value)}
@@ -763,7 +763,7 @@ export default function BudgetPanel({ tripId, tripMembers = [] }: BudgetPanelPro
               onMouseEnter={e => e.currentTarget.style.opacity = '0.88'}
               onMouseLeave={e => e.currentTarget.style.opacity = '1'}
             >
-              <Download size={14} strokeWidth={2.5} /> CSV
+              <Download size={14} strokeWidth={2.5} /> <span className="hidden sm:inline">CSV</span>
             </button>
           </div>
         </div>

client/src/components/Files/FileManager.test.tsx

@@ -35,7 +35,6 @@ vi.mock('../../api/client', async (importOriginal) => {
 });
 
 import { filesApi } from '../../api/client';
-import { offlineDb } from '../../db/offlineDb';
 
 const buildFile = (overrides = {}) => ({
   id: 1,
@@ -67,9 +66,7 @@ const defaultProps = {
   allowedFileTypes: null,
 };
 
-beforeEach(async () => {
-  await new Promise<void>(resolve => setTimeout(resolve, 0));
-  await Promise.all(offlineDb.tables.map(t => t.clear()));
+beforeEach(() => {
   resetAllStores();
   vi.clearAllMocks();
   // Seed auth as admin so useCanDo() returns true for all permissions
@@ -133,21 +130,15 @@ describe('FileManager', () => {
     expect(screen.queryByText('doc.pdf')).not.toBeInTheDocument();
   });
 
-  it('FE-COMP-FILEMANAGER-005: star button calls star endpoint', async () => {
-    let starCalled = false;
-    server.use(
-      http.patch('/api/trips/1/files/1/star', () => {
-        starCalled = true;
-        return HttpResponse.json({ success: true });
-      }),
-    );
+  it('FE-COMP-FILEMANAGER-005: star button calls filesApi.toggleStar', async () => {
     render(<FileManager {...defaultProps} files={[buildFile()]} />);
     const user = userEvent.setup();
 
+    // Find the star button by its title
     const starBtn = screen.getByTitle(/star/i);
     await user.click(starBtn);
 
-    await waitFor(() => expect(starCalled).toBe(true));
+    expect(filesApi.toggleStar).toHaveBeenCalledWith(1, 1);
   });
 
   it('FE-COMP-FILEMANAGER-006: trash toggle loads and displays trashed files', async () => {
@@ -407,47 +398,39 @@ describe('FileManager', () => {
     await screen.findByText('Hotel Paris');
   });
 
-  it('FE-COMP-FILEMANAGER-024: clicking a place in assign modal calls file update endpoint', async () => {
+  it('FE-COMP-FILEMANAGER-024: clicking a place in assign modal calls filesApi.update', async () => {
     const { buildPlace } = await import('../../../tests/helpers/factories');
     const place = buildPlace({ id: 10, name: 'Louvre Museum' });
     const file = buildFile({ id: 1 });
     const onUpdate = vi.fn().mockResolvedValue(undefined);
-    let capturedBody: Record<string, unknown> | null = null;
-    server.use(
-      http.put('/api/trips/1/files/1', async ({ request }) => {
-        capturedBody = await request.json() as Record<string, unknown>;
-        return HttpResponse.json({ file: { ...file, place_id: 10 } });
-      }),
-    );
     render(<FileManager {...defaultProps} files={[file]} places={[place]} onUpdate={onUpdate} />);
     const user = userEvent.setup();
 
+    // Open assign modal
     await user.click(screen.getByTitle(/assign/i));
     await screen.findByText('Louvre Museum');
+
+    // Click on the place button to link it
     await user.click(screen.getByText('Louvre Museum'));
 
-    await waitFor(() => expect(capturedBody).toMatchObject({ place_id: 10 }));
+    expect(filesApi.update).toHaveBeenCalledWith(1, 1, { place_id: 10 });
   });
 
-  it('FE-COMP-FILEMANAGER-025: clicking a reservation in assign modal calls file update endpoint', async () => {
+  it('FE-COMP-FILEMANAGER-025: clicking a reservation in assign modal calls filesApi.update', async () => {
     const { buildReservation } = await import('../../../tests/helpers/factories');
     const reservation = buildReservation({ id: 20, name: 'Train Ticket' });
     const file = buildFile({ id: 1 });
-    let capturedBody: Record<string, unknown> | null = null;
-    server.use(
-      http.put('/api/trips/1/files/1', async ({ request }) => {
-        capturedBody = await request.json() as Record<string, unknown>;
-        return HttpResponse.json({ file: { ...file, reservation_id: 20 } });
-      }),
-    );
     render(<FileManager {...defaultProps} files={[file]} reservations={[reservation]} />);
     const user = userEvent.setup();
 
+    // Open assign modal
     await user.click(screen.getByTitle(/assign/i));
     await screen.findByText('Train Ticket');
+
+    // Click on the reservation button to link it
     await user.click(screen.getByText('Train Ticket'));
 
-    await waitFor(() => expect(capturedBody).toMatchObject({ reservation_id: 20 }));
+    expect(filesApi.update).toHaveBeenCalledWith(1, 1, { reservation_id: 20 });
   });
 
   it('FE-COMP-FILEMANAGER-026: assign modal with both places and reservations shows both sections', async () => {
@@ -524,46 +507,39 @@ describe('FileManager', () => {
     await screen.findByText(/Colosseum/);
   });
 
-  it('FE-COMP-FILEMANAGER-031: unlink place from assign modal calls file update endpoint', async () => {
+  it('FE-COMP-FILEMANAGER-031: unlink place from assign modal calls filesApi.update', async () => {
     const { buildPlace } = await import('../../../tests/helpers/factories');
     const place = buildPlace({ id: 10, name: 'Venice Beach' });
+    // File already has place_id set to 10 (linked)
     const file = buildFile({ id: 1, place_id: 10 });
-    let capturedBody: Record<string, unknown> | null = null;
-    server.use(
-      http.put('/api/trips/1/files/1', async ({ request }) => {
-        capturedBody = await request.json() as Record<string, unknown>;
-        return HttpResponse.json({ file: { ...file, place_id: null } });
-      }),
-    );
+
     render(<FileManager {...defaultProps} files={[file]} places={[place]} />);
     const user = userEvent.setup();
 
+    // Open assign modal
     await user.click(screen.getByTitle(/assign/i));
     await screen.findByText('Venice Beach');
-    await user.click(screen.getByText('Venice Beach'));
 
-    await waitFor(() => expect(capturedBody).toMatchObject({ place_id: null }));
+    // Clicking the linked place should unlink it
+    await user.click(screen.getByText('Venice Beach'));
+    expect(filesApi.update).toHaveBeenCalledWith(1, 1, { place_id: null });
   });
 
-  it('FE-COMP-FILEMANAGER-032: unlink reservation from assign modal calls file update endpoint', async () => {
+  it('FE-COMP-FILEMANAGER-032: unlink reservation from assign modal calls filesApi.update', async () => {
     const { buildReservation } = await import('../../../tests/helpers/factories');
     const reservation = buildReservation({ id: 20, name: 'Museum Pass' });
+    // File already has reservation_id set to 20
     const file = buildFile({ id: 1, reservation_id: 20 });
-    let capturedBody: Record<string, unknown> | null = null;
-    server.use(
-      http.put('/api/trips/1/files/1', async ({ request }) => {
-        capturedBody = await request.json() as Record<string, unknown>;
-        return HttpResponse.json({ file: { ...file, reservation_id: null } });
-      }),
-    );
+
     render(<FileManager {...defaultProps} files={[file]} reservations={[reservation]} />);
     const user = userEvent.setup();
 
     await user.click(screen.getByTitle(/assign/i));
     await screen.findByText('Museum Pass');
-    await user.click(screen.getByText('Museum Pass'));
 
-    await waitFor(() => expect(capturedBody).toMatchObject({ reservation_id: null }));
+    // Clicking the linked reservation should unlink it
+    await user.click(screen.getByText('Museum Pass'));
+    expect(filesApi.update).toHaveBeenCalledWith(1, 1, { reservation_id: null });
   });
 
   it('FE-COMP-FILEMANAGER-033: opening PDF preview and closing via backdrop', async () => {

client/src/components/Files/FileManager.tsx

@@ -5,7 +5,6 @@ import { Upload, Trash2, ExternalLink, Download, X, FileText, FileImage, File, M
 import { useToast } from '../shared/Toast'
 import { useTranslation } from '../../i18n'
 import { filesApi } from '../../api/client'
-import { fileRepo } from '../../repo/fileRepo'
 import type { Place, Reservation, TripFile, Day, AssignmentsMap } from '../../types'
 import { useCanDo } from '../../store/permissionsStore'
 import { useTripStore } from '../../store/tripStore'
@@ -291,7 +290,7 @@ export default function FileManager({ files = [], onUpload, onDelete, onUpdate,
 
   const handleStar = async (fileId: number) => {
     try {
-      await fileRepo.toggleStar(tripId, fileId)
+      await filesApi.toggleStar(tripId, fileId)
       refreshFiles()
     } catch { /* */ }
   }
@@ -410,7 +409,7 @@ export default function FileManager({ files = [], onUpload, onDelete, onUpdate,
 
   const handleAssign = async (fileId: number, data: { place_id?: number | null; reservation_id?: number | null }) => {
     try {
-      await fileRepo.update(tripId, fileId, data as Record<string, unknown>)
+      await filesApi.update(tripId, fileId, data)
       refreshFiles()
     } catch {
       toast.error(t('files.toast.assignError'))

client/src/components/Packing/PackingListPanel.test.tsx

@@ -9,11 +9,8 @@ import { useTripStore } from '../../store/tripStore';
 import { resetAllStores, seedStore } from '../../../tests/helpers/store';
 import { buildUser, buildTrip, buildPackingItem } from '../../../tests/helpers/factories';
 import PackingListPanel from './PackingListPanel';
-import { offlineDb } from '../../db/offlineDb';
 
-beforeEach(async () => {
-  await new Promise<void>(resolve => setTimeout(resolve, 0));
-  await Promise.all(offlineDb.tables.map(t => t.clear()));
+beforeEach(() => {
   resetAllStores();
   // Side-effect APIs PackingListPanel calls on mount
   server.use(

client/src/components/Planner/DayDetailPanel.test.tsx

@@ -11,7 +11,6 @@ import { usePermissionsStore } from '../../store/permissionsStore';
 import { resetAllStores, seedStore } from '../../../tests/helpers/store';
 import { buildUser, buildAdmin, buildTrip, buildDay, buildPlace, buildReservation } from '../../../tests/helpers/factories';
 import DayDetailPanel from './DayDetailPanel';
-import { offlineDb } from '../../db/offlineDb';
 
 const day = buildDay({ id: 1, trip_id: 1, date: '2025-06-15', title: 'Day in Paris' });
 
@@ -29,9 +28,7 @@ const defaultProps = {
   onAccommodationChange: vi.fn(),
 };
 
-beforeEach(async () => {
-  await new Promise<void>(resolve => setTimeout(resolve, 0));
-  await Promise.all(offlineDb.tables.map(t => t.clear()));
+beforeEach(() => {
   resetAllStores();
   vi.clearAllMocks();
   server.use(

client/src/components/Planner/DayDetailPanel.tsx

@@ -5,7 +5,6 @@ import { X, Sun, Cloud, CloudRain, CloudSnow, CloudDrizzle, CloudLightning, Wind
 const RES_TYPE_ICONS = { flight: Plane, hotel: Hotel, restaurant: Utensils, train: Train, car: Car, cruise: Ship, event: Ticket, tour: Users, other: FileText }
 const RES_TYPE_COLORS = { flight: '#3b82f6', hotel: '#8b5cf6', restaurant: '#ef4444', train: '#06b6d4', car: '#6b7280', cruise: '#0ea5e9', event: '#f59e0b', tour: '#10b981', other: '#6b7280' }
 import { weatherApi, accommodationsApi } from '../../api/client'
-import { accommodationRepo } from '../../repo/accommodationRepo'
 import { useCanDo } from '../../store/permissionsStore'
 import { useTripStore } from '../../store/tripStore'
 import CustomSelect from '../shared/CustomSelect'
@@ -118,10 +117,8 @@ export default function DayDetailPanel({ day, days, places, categories = [], tri
   const handleSaveAccommodation = async () => {
     if (!hotelForm.place_id) return
     try {
-      const selectedPlace = places.find(p => p.id === hotelForm.place_id)
-      const data = await accommodationRepo.create(tripId, {
+      const data = await accommodationsApi.create(tripId, {
         place_id: hotelForm.place_id,
-        place_name: selectedPlace?.name,
         start_day_id: hotelDayRange.start,
         end_day_id: hotelDayRange.end,
         check_in: hotelForm.check_in || null,
@@ -145,7 +142,7 @@ export default function DayDetailPanel({ day, days, places, categories = [], tri
   const updateAccommodationField = async (field, value) => {
     if (!accommodation) return
     try {
-      const data = await accommodationRepo.update(tripId, accommodation.id, { [field]: value || null })
+      const data = await accommodationsApi.update(tripId, accommodation.id, { [field]: value || null })
       setAccommodation(data.accommodation)
       onAccommodationChange?.()
     } catch {}
@@ -154,7 +151,7 @@ export default function DayDetailPanel({ day, days, places, categories = [], tri
   const handleRemoveAccommodation = async () => {
     if (!accommodation) return
     try {
-      await accommodationRepo.delete(tripId, accommodation.id)
+      await accommodationsApi.delete(tripId, accommodation.id)
       const updated = accommodations.filter(a => a.id !== accommodation.id)
       setAccommodations(updated)
       setDayAccommodations(updated.filter(a =>
@@ -586,7 +583,7 @@ export default function DayDetailPanel({ day, days, places, categories = [], tri
                   <button onClick={async () => {
                     if (showHotelPicker === 'edit' && accommodation) {
                       // Update existing
-                      await accommodationRepo.update(tripId, accommodation.id, {
+                      await accommodationsApi.update(tripId, accommodation.id, {
                         place_id: hotelForm.place_id,
                         start_day_id: hotelDayRange.start,
                         end_day_id: hotelDayRange.end,

client/src/components/Settings/OfflineTab.tsx

@@ -1,22 +1,13 @@
 /**
  * Offline settings tab — shows cached trips, storage info, and controls
- * to re-sync or clear the offline cache. Also exposes runtime SW cache config.
+ * to re-sync or clear the offline cache.
  */
-import React, { useState, useEffect, useCallback, useRef } from 'react'
-import { Wifi, RefreshCw, Trash2, Database, Settings2, RotateCcw, CheckCircle } from 'lucide-react'
+import React, { useState, useEffect, useCallback } from 'react'
+import { Wifi, RefreshCw, Trash2, Database } from 'lucide-react'
 import Section from './Section'
 import { offlineDb, clearAll } from '../../db/offlineDb'
 import { tripSyncManager } from '../../sync/tripSyncManager'
-import type { SyncProgress } from '../../sync/tripSyncManager'
 import { mutationQueue } from '../../sync/mutationQueue'
-import {
-  DEFAULT_SW_CONFIG,
-  loadSwConfig,
-  saveSwConfig,
-  validateSwConfig,
-  SW_CONFIG_BOUNDS,
-  type SwCacheConfig,
-} from '../../sync/swConfig'
 import type { SyncMeta } from '../../db/offlineDb'
 import type { Trip } from '../../types'
 
@@ -31,18 +22,9 @@ export default function OfflineTab(): React.ReactElement {
   const [rows, setRows] = useState<CachedTripRow[]>([])
   const [pendingCount, setPendingCount] = useState(0)
   const [syncing, setSyncing] = useState(false)
-  const [syncProgress, setSyncProgress] = useState<{ current: number; total: number } | null>(null)
-  const [syncResult, setSyncResult] = useState<{ ok: number; failed: number } | null>(null)
-  const syncResultTimerRef = useRef<ReturnType<typeof setTimeout> | null>(null)
   const [clearing, setClearing] = useState(false)
   const [loading, setLoading] = useState(true)
 
-  // Cache config state
-  const [cacheConfig, setCacheConfig] = useState<SwCacheConfig>({ ...DEFAULT_SW_CONFIG })
-  const [configSaving, setConfigSaving] = useState(false)
-  const [configApplied, setConfigApplied] = useState<Date | null>(null)
-  const appliedTimerRef = useRef<ReturnType<typeof setTimeout> | null>(null)
-
   const load = useCallback(async () => {
     setLoading(true)
     try {
@@ -71,89 +53,10 @@ export default function OfflineTab(): React.ReactElement {
 
   useEffect(() => { load() }, [load])
 
-  // Load persisted cache config on mount
-  useEffect(() => {
-    loadSwConfig().then(setCacheConfig).catch(() => {})
-  }, [])
-
-  // Listen for SW acknowledgement
-  useEffect(() => {
-    const handler = (event: MessageEvent) => {
-      if (event.data?.type === 'CACHE_CONFIG_APPLIED') {
-        setConfigApplied(new Date())
-        setConfigSaving(false)
-        if (appliedTimerRef.current) clearTimeout(appliedTimerRef.current)
-        appliedTimerRef.current = setTimeout(() => setConfigApplied(null), 5000)
-      }
-    }
-    navigator.serviceWorker?.addEventListener('message', handler)
-    return () => {
-      navigator.serviceWorker?.removeEventListener('message', handler)
-      if (appliedTimerRef.current) clearTimeout(appliedTimerRef.current)
-    }
-  }, [])
-
-  useEffect(() => {
-    return () => { if (syncResultTimerRef.current) clearTimeout(syncResultTimerRef.current) }
-  }, [])
-
-  async function handleSaveConfig() {
-    const validated = validateSwConfig(cacheConfig)
-    setCacheConfig(validated)
-    setConfigSaving(true)
-    try {
-      await saveSwConfig(validated)
-      const controller = navigator.serviceWorker?.controller
-      if (controller) {
-        controller.postMessage({ type: 'UPDATE_CACHE_CONFIG', config: validated })
-        // configSaving cleared by the SW message handler
-      } else {
-        // No active SW yet (e.g. first install) — config saved to IDB, applied on next SW activation
-        setConfigApplied(new Date())
-        setConfigSaving(false)
-      }
-    } catch {
-      setConfigSaving(false)
-    }
-  }
-
-  function handleResetConfig() {
-    setCacheConfig({ ...DEFAULT_SW_CONFIG })
-  }
-
-  function updateField(field: keyof SwCacheConfig) {
-    return (e: React.ChangeEvent<HTMLInputElement>) => {
-      const v = parseInt(e.target.value, 10)
-      if (!isNaN(v)) setCacheConfig(prev => ({ ...prev, [field]: v }))
-    }
-  }
-
   async function handleResync() {
     setSyncing(true)
-    setSyncProgress(null)
-    setSyncResult(null)
-    if (syncResultTimerRef.current) clearTimeout(syncResultTimerRef.current)
-
-    function handleProgress(p: SyncProgress) {
-      if (p.phase === 'trip') {
-        setSyncProgress({ current: p.index + 1, total: p.total })
-      } else if (p.phase === 'done') {
-        setSyncProgress(null)
-        setSyncResult({ ok: p.ok, failed: p.failed })
-        syncResultTimerRef.current = setTimeout(() => setSyncResult(null), 5000)
-      }
-    }
-
     try {
-      const timeout = new Promise<'timeout'>(resolve => setTimeout(() => resolve('timeout'), 120_000))
-      const result = await Promise.race([
-        tripSyncManager.syncAll({ onProgress: handleProgress }).then(() => 'done' as const),
-        timeout,
-      ])
-      if (result === 'timeout') {
-        tripSyncManager.interrupt()
-        console.warn('[OfflineTab] sync timed out after 120 s')
-      }
+      await tripSyncManager.syncAll()
       await load()
     } finally {
       setSyncing(false)
@@ -198,11 +101,7 @@ export default function OfflineTab(): React.ReactElement {
             }}
           >
             <RefreshCw size={14} style={syncing ? { animation: 'spin 1s linear infinite' } : {}} />
-            {syncing
-              ? syncProgress
-                ? `Syncing ${syncProgress.current}/${syncProgress.total}…`
-                : 'Syncing…'
-              : 'Re-sync now'}
+            {syncing ? 'Syncing…' : 'Re-sync now'}
           </button>
 
           <button
@@ -221,96 +120,6 @@ export default function OfflineTab(): React.ReactElement {
           </button>
         </div>
 
-        {/* Sync result */}
-        {syncResult && (
-          <span style={{ fontSize: 12, color: syncResult.failed > 0 ? '#ef4444' : '#22c55e', display: 'flex', alignItems: 'center', gap: 4 }}>
-            <CheckCircle size={12} />
-            {syncResult.failed > 0
-              ? `Synced ${syncResult.ok} trip${syncResult.ok !== 1 ? 's' : ''} · ${syncResult.failed} failed`
-              : `Synced ${syncResult.ok} trip${syncResult.ok !== 1 ? 's' : ''}`}
-          </span>
-        )}
-
-        {/* Cache configuration */}
-        <div style={{ display: 'flex', flexDirection: 'column', gap: 12 }}>
-          <div style={{ display: 'flex', alignItems: 'center', gap: 6 }}>
-            <Settings2 size={14} style={{ color: 'var(--text-muted)' }} />
-            <span style={{ fontSize: 13, fontWeight: 600, color: 'var(--text-primary)' }}>Cache configuration</span>
-          </div>
-          <p style={{ fontSize: 12, color: 'var(--text-muted)', margin: 0 }}>
-            Changes apply immediately to the service worker and persist across reloads.
-            Existing cached entries follow their original TTL; new entries use the updated settings.
-          </p>
-
-          <div style={{ display: 'grid', gridTemplateColumns: '1fr 1fr', gap: 8 }}>
-            <CacheField
-              label="API cache TTL (days)"
-              value={cacheConfig.apiTtlDays}
-              min={SW_CONFIG_BOUNDS.ttlMin}
-              max={SW_CONFIG_BOUNDS.ttlMax}
-              onChange={updateField('apiTtlDays')}
-            />
-            <CacheField
-              label="API max entries"
-              value={cacheConfig.apiMaxEntries}
-              min={SW_CONFIG_BOUNDS.entriesMin}
-              max={SW_CONFIG_BOUNDS.entriesMax}
-              onChange={updateField('apiMaxEntries')}
-            />
-            <CacheField
-              label="Map tiles TTL (days)"
-              value={cacheConfig.tilesTtlDays}
-              min={SW_CONFIG_BOUNDS.ttlMin}
-              max={SW_CONFIG_BOUNDS.ttlMax}
-              onChange={updateField('tilesTtlDays')}
-            />
-            <CacheField
-              label="Map tiles max entries"
-              value={cacheConfig.tilesMaxEntries}
-              min={SW_CONFIG_BOUNDS.entriesMin}
-              max={SW_CONFIG_BOUNDS.entriesMax}
-              onChange={updateField('tilesMaxEntries')}
-            />
-          </div>
-
-          <div style={{ display: 'flex', alignItems: 'center', gap: 8, flexWrap: 'wrap' }}>
-            <button
-              onClick={handleSaveConfig}
-              disabled={configSaving}
-              style={{
-                display: 'flex', alignItems: 'center', gap: 6, padding: '8px 14px',
-                borderRadius: 8, border: '1px solid var(--border-primary)',
-                background: 'var(--bg-secondary)', color: 'var(--text-primary)',
-                cursor: configSaving ? 'not-allowed' : 'pointer',
-                fontSize: 13, fontWeight: 500, opacity: configSaving ? 0.6 : 1,
-              }}
-            >
-              <RefreshCw size={14} style={configSaving ? { animation: 'spin 1s linear infinite' } : {}} />
-              {configSaving ? 'Applying…' : 'Save'}
-            </button>
-            <button
-              onClick={handleResetConfig}
-              disabled={configSaving}
-              style={{
-                display: 'flex', alignItems: 'center', gap: 6, padding: '8px 14px',
-                borderRadius: 8, border: '1px solid var(--border-primary)',
-                background: 'var(--bg-secondary)', color: 'var(--text-muted)',
-                cursor: configSaving ? 'not-allowed' : 'pointer',
-                fontSize: 13, fontWeight: 500,
-              }}
-            >
-              <RotateCcw size={14} />
-              Reset to defaults
-            </button>
-            {configApplied && (
-              <span style={{ display: 'flex', alignItems: 'center', gap: 4, fontSize: 12, color: '#22c55e' }}>
-                <CheckCircle size={12} />
-                Applied at {configApplied.toLocaleTimeString(undefined, { hour: '2-digit', minute: '2-digit' })}
-              </span>
-            )}
-          </div>
-        </div>
-
         {/* Cached trip list */}
         {loading ? (
           <p style={{ color: 'var(--text-muted)', fontSize: 13 }}>Loading…</p>
@@ -330,32 +139,24 @@ export default function OfflineTab(): React.ReactElement {
                   display: 'flex', flexDirection: 'column', gap: 2,
                 }}
               >
-                <div style={{ display: 'flex', justifyContent: 'space-between', alignItems: 'flex-start', gap: 8 }}>
-                  <div style={{ display: 'flex', flexDirection: 'column', gap: 2, minWidth: 0 }}>
-                    <span style={{ fontWeight: 600, fontSize: 14, color: trip.title ? 'var(--text-primary)' : 'var(--text-muted)', fontStyle: trip.title ? 'normal' : 'italic', overflow: 'hidden', textOverflow: 'ellipsis', whiteSpace: 'nowrap' }}>
-                      {trip.title || 'Unnamed trip'}
-                    </span>
-                    {trip.description ? (
-                      <span style={{ fontSize: 11, color: 'var(--text-muted)', overflow: 'hidden', textOverflow: 'ellipsis', whiteSpace: 'nowrap' }}>
-                        {trip.description.length > 72 ? trip.description.slice(0, 72) + '…' : trip.description}
-                      </span>
-                    ) : null}
-                    <span style={{ fontSize: 11, color: 'var(--text-muted)' }}>
-                      {trip.start_date
-                        ? `${formatDate(trip.start_date)} – ${formatDate(trip.end_date)}`
-                        : 'No dates set'}
-                      {' · '}
-                      {placeCount} place{placeCount !== 1 ? 's' : ''}
-                      {fileCount > 0 ? ` · ${fileCount} file${fileCount !== 1 ? 's' : ''}` : null}
-                    </span>
-                  </div>
-                  <span style={{ fontSize: 11, color: 'var(--text-muted)', whiteSpace: 'nowrap', flexShrink: 0 }}>
+                <div style={{ display: 'flex', justifyContent: 'space-between', alignItems: 'center' }}>
+                  <span style={{ fontWeight: 600, fontSize: 14, color: 'var(--text-primary)' }}>
+                    {trip.name}
+                  </span>
+                  <span style={{ fontSize: 11, color: 'var(--text-muted)' }}>
                     <Wifi size={10} style={{ display: 'inline', marginRight: 3 }} />
                     {meta.lastSyncedAt
                       ? new Date(meta.lastSyncedAt).toLocaleTimeString(undefined, { hour: '2-digit', minute: '2-digit' })
                       : '—'}
                   </span>
                 </div>
+                <span style={{ fontSize: 12, color: 'var(--text-muted)' }}>
+                  {formatDate(trip.start_date)} – {formatDate(trip.end_date)}
+                  {' · '}
+                  {placeCount} place{placeCount !== 1 ? 's' : ''}
+                  {' · '}
+                  {fileCount} file{fileCount !== 1 ? 's' : ''}
+                </span>
               </div>
             ))}
           </div>
@@ -377,32 +178,3 @@ function Stat({ label, value }: { label: string; value: number }) {
     </div>
   )
 }
-
-function CacheField({
-  label, value, min, max, onChange,
-}: {
-  label: string
-  value: number
-  min: number
-  max: number
-  onChange: (e: React.ChangeEvent<HTMLInputElement>) => void
-}) {
-  return (
-    <label style={{ display: 'flex', flexDirection: 'column', gap: 4 }}>
-      <span style={{ fontSize: 11, color: 'var(--text-muted)', fontWeight: 500 }}>{label}</span>
-      <input
-        type="number"
-        value={value}
-        min={min}
-        max={max}
-        onChange={onChange}
-        style={{
-          padding: '6px 10px', borderRadius: 6,
-          border: '1px solid var(--border-primary)',
-          background: 'var(--bg-secondary)', color: 'var(--text-primary)',
-          fontSize: 13, width: '100%', boxSizing: 'border-box',
-        }}
-      />
-    </label>
-  )
-}

client/src/db/offlineDb.ts

@@ -68,13 +68,6 @@ class TrekOfflineDb extends Dexie {
   constructor() {
     super('trek-offline');
 
-    // When the database is deleted externally (e.g. DevTools "Clear site data"
-    // while the tab is open), IDB fires versionchange on the open connection.
-    // Without an explicit close() here, Dexie keeps the stale connection alive
-    // and subsequent write transactions queue behind it indefinitely. Closing
-    // forces Dexie to auto-reopen on the next operation with a fresh connection.
-    this.on('versionchange', () => { this.close() })
-
     this.version(1).stores({
       trips:        'id',
       days:         'id, trip_id',
@@ -192,53 +185,9 @@ export async function clearTripData(tripId: number): Promise<void> {
   await offlineDb.trips.delete(tripId);
 }
 
-/** Clear cached file blobs only — frees significant quota without losing trip data. */
-export async function clearBlobCache(): Promise<void> {
-  await offlineDb.blobCache.clear();
-}
-
 /** Wipe the entire offline database (called on logout). */
 export async function clearAll(): Promise<void> {
-  // Use table.clear() instead of offlineDb.delete() to avoid triggering the
-  // versionchange handler (which calls close()), which would put Dexie into a
-  // broken write state for the remainder of the session.
-  await offlineDb.transaction(
-    'rw',
-    [
-      offlineDb.trips,
-      offlineDb.days,
-      offlineDb.places,
-      offlineDb.packingItems,
-      offlineDb.todoItems,
-      offlineDb.budgetItems,
-      offlineDb.reservations,
-      offlineDb.tripFiles,
-      offlineDb.accommodations,
-      offlineDb.tripMembers,
-      offlineDb.tags,
-      offlineDb.categories,
-      offlineDb.mutationQueue,
-      offlineDb.syncMeta,
-      offlineDb.blobCache,
-    ],
-    async () => {
-      await Promise.all([
-        offlineDb.trips.clear(),
-        offlineDb.days.clear(),
-        offlineDb.places.clear(),
-        offlineDb.packingItems.clear(),
-        offlineDb.todoItems.clear(),
-        offlineDb.budgetItems.clear(),
-        offlineDb.reservations.clear(),
-        offlineDb.tripFiles.clear(),
-        offlineDb.accommodations.clear(),
-        offlineDb.tripMembers.clear(),
-        offlineDb.tags.clear(),
-        offlineDb.categories.clear(),
-        offlineDb.mutationQueue.clear(),
-        offlineDb.syncMeta.clear(),
-        offlineDb.blobCache.clear(),
-      ])
-    },
-  )
+  await offlineDb.delete();
+  // Re-open so subsequent operations don't fail
+  await offlineDb.open();
 }

client/src/i18n/translations/ar.ts

@@ -464,8 +464,6 @@ const ar: Record<string, string | { name: string; category: string }[]> = {
   'login.mfaVerify': 'تحقق',
   'login.invalidInviteLink': 'رابط الدعوة غير صالح أو منتهي الصلاحية',
   'login.oidcFailed': 'فشل تسجيل الدخول عبر OIDC',
-  'login.configLoadError': 'تعذّر تحميل خيارات تسجيل الدخول.',
-  'login.configLoadRetry': 'تحديث',
   'login.usernameRequired': 'اسم المستخدم مطلوب',
   'login.passwordMinLength': 'يجب أن تكون كلمة المرور 8 أحرف على الأقل',
   'login.forgotPassword': 'نسيت كلمة المرور؟',
@@ -925,7 +923,6 @@ const ar: Record<string, string | { name: string; category: string }[]> = {
   'trip.tabs.budget': 'الميزانية',
   'trip.tabs.files': 'الملفات',
   'trip.loading': 'جارٍ تحميل الرحلة...',
-  'trip.splash.goBack': 'Taking too long? Go back to dashboard',
   'trip.loadingPhotos': 'جارٍ تحميل صور الأماكن...',
   'trip.mobilePlan': 'الخطة',
   'trip.mobilePlaces': 'الأماكن',

client/src/i18n/translations/br.ts

@@ -459,8 +459,6 @@ const br: Record<string, string | { name: string; category: string }[]> = {
   'login.mfaVerify': 'Verificar',
   'login.invalidInviteLink': 'Link de convite inválido ou expirado',
   'login.oidcFailed': 'Falha no login OIDC',
-  'login.configLoadError': 'Não foi possível carregar as opções de login.',
-  'login.configLoadRetry': 'Atualizar',
   'login.usernameRequired': 'Nome de usuário é obrigatório',
   'login.passwordMinLength': 'A senha deve ter pelo menos 8 caracteres',
   'login.forgotPassword': 'Esqueceu a senha?',
@@ -909,7 +907,6 @@ const br: Record<string, string | { name: string; category: string }[]> = {
   'trip.confirm.deletePlace': 'Tem certeza de que deseja excluir este lugar?',
   'trip.confirm.deletePlaces': 'Excluir {count} lugares?',
   'trip.toast.placesDeleted': '{count} lugares excluídos',
-  'trip.splash.goBack': 'Taking too long? Go back to dashboard',
   'trip.loadingPhotos': 'Carregando fotos dos lugares...',
 
   // Day Plan Sidebar

client/src/i18n/translations/cs.ts

@@ -459,8 +459,6 @@ const cs: Record<string, string | { name: string; category: string }[]> = {
   'login.mfaVerify': 'Ověřit',
   'login.invalidInviteLink': 'Neplatný nebo vypršelý odkaz s pozvánkou',
   'login.oidcFailed': 'Přihlášení přes OIDC se nezdařilo',
-  'login.configLoadError': 'Nepodařilo se načíst možnosti přihlášení.',
-  'login.configLoadRetry': 'Obnovit',
   'login.usernameRequired': 'Uživatelské jméno je povinné',
   'login.passwordMinLength': 'Heslo musí mít alespoň 8 znaků',
   'login.forgotPassword': 'Zapomenuté heslo?',
@@ -923,7 +921,6 @@ const cs: Record<string, string | { name: string; category: string }[]> = {
   'trip.tabs.budget': 'Rozpočet',
   'trip.tabs.files': 'Soubory',
   'trip.loading': 'Načítání cesty...',
-  'trip.splash.goBack': 'Taking too long? Go back to dashboard',
   'trip.loadingPhotos': 'Načítání fotek míst...',
   'trip.mobilePlan': 'Plán',
   'trip.mobilePlaces': 'Místa',

client/src/i18n/translations/de.ts

@@ -464,8 +464,6 @@ const de: Record<string, string | { name: string; category: string }[]> = {
   'login.mfaVerify': 'Bestätigen',
   'login.invalidInviteLink': 'Ungültiger oder abgelaufener Einladungslink',
   'login.oidcFailed': 'OIDC-Anmeldung fehlgeschlagen',
-  'login.configLoadError': 'Anmeldeoptionen konnten nicht geladen werden.',
-  'login.configLoadRetry': 'Aktualisieren',
   'login.usernameRequired': 'Benutzername ist erforderlich',
   'login.passwordMinLength': 'Das Passwort muss mindestens 8 Zeichen lang sein',
   'login.forgotPassword': 'Passwort vergessen?',
@@ -928,7 +926,6 @@ const de: Record<string, string | { name: string; category: string }[]> = {
   'trip.tabs.budget': 'Budget',
   'trip.tabs.files': 'Dateien',
   'trip.loading': 'Reise wird geladen...',
-  'trip.splash.goBack': 'Taking too long? Go back to dashboard',
   'trip.loadingPhotos': 'Fotos der Orte werden geladen...',
   'trip.mobilePlan': 'Planung',
   'trip.mobilePlaces': 'Orte',

client/src/i18n/translations/en.ts

@@ -537,8 +537,6 @@ const en: Record<string, string | { name: string; category: string }[]> = {
   'login.mfaVerify': 'Verify',
   'login.invalidInviteLink': 'Invalid or expired invite link',
   'login.oidcFailed': 'OIDC login failed',
-  'login.configLoadError': 'Could not load login options.',
-  'login.configLoadRetry': 'Refresh',
   'login.usernameRequired': 'Username is required',
   'login.passwordMinLength': 'Password must be at least 8 characters',
   'login.forgotPassword': 'Forgot password?',
@@ -1000,7 +998,6 @@ const en: Record<string, string | { name: string; category: string }[]> = {
   'trip.tabs.files': 'Files',
   'trip.loading': 'Loading trip...',
   'trip.loadingPhotos': 'Loading place photos...',
-  'trip.splash.goBack': 'Taking too long? Go back to dashboard',
   'trip.mobilePlan': 'Plan',
   'trip.mobilePlaces': 'Places',
   'trip.toast.placeUpdated': 'Place updated',

client/src/i18n/translations/es.ts

@@ -451,8 +451,6 @@ const es: Record<string, string> = {
   'login.mfaVerify': 'Verificar',
   'login.invalidInviteLink': 'Enlace de invitación inválido o expirado',
   'login.oidcFailed': 'Error de inicio de sesión OIDC',
-  'login.configLoadError': 'No se pudieron cargar las opciones de inicio de sesión.',
-  'login.configLoadRetry': 'Actualizar',
   'login.usernameRequired': 'El nombre de usuario es obligatorio',
   'login.passwordMinLength': 'La contraseña debe tener al menos 8 caracteres',
   'login.forgotPassword': '¿Olvidaste tu contraseña?',
@@ -898,7 +896,6 @@ const es: Record<string, string> = {
   'trip.tabs.budget': 'Presupuesto',
   'trip.tabs.files': 'Archivos',
   'trip.loading': 'Cargando viaje...',
-  'trip.splash.goBack': 'Taking too long? Go back to dashboard',
   'trip.loadingPhotos': 'Cargando fotos de los lugares...',
   'trip.mobilePlan': 'Plan',
   'trip.mobilePlaces': 'Lugares',

client/src/i18n/translations/fr.ts

@@ -452,8 +452,6 @@ const fr: Record<string, string> = {
   'login.mfaVerify': 'Vérifier',
   'login.invalidInviteLink': 'Lien d\'invitation invalide ou expiré',
   'login.oidcFailed': 'Échec de connexion OIDC',
-  'login.configLoadError': 'Impossible de charger les options de connexion.',
-  'login.configLoadRetry': 'Actualiser',
   'login.usernameRequired': 'Le nom d\'utilisateur est obligatoire',
   'login.passwordMinLength': 'Le mot de passe doit comporter au moins 8 caractères',
   'login.forgotPassword': 'Mot de passe oublié ?',
@@ -922,7 +920,6 @@ const fr: Record<string, string> = {
   'trip.tabs.budget': 'Budget',
   'trip.tabs.files': 'Fichiers',
   'trip.loading': 'Chargement du voyage…',
-  'trip.splash.goBack': 'Taking too long? Go back to dashboard',
   'trip.loadingPhotos': 'Chargement des photos des lieux...',
   'trip.mobilePlan': 'Plan',
   'trip.mobilePlaces': 'Lieux',

client/src/i18n/translations/hu.ts

@@ -459,8 +459,6 @@ const hu: Record<string, string | { name: string; category: string }[]> = {
   'login.mfaVerify': 'Ellenőrzés',
   'login.invalidInviteLink': 'Érvénytelen vagy lejárt meghívólink',
   'login.oidcFailed': 'OIDC bejelentkezés sikertelen',
-  'login.configLoadError': 'A bejelentkezési lehetőségek betöltése nem sikerült.',
-  'login.configLoadRetry': 'Frissítés',
   'login.usernameRequired': 'A felhasználónév kötelező',
   'login.passwordMinLength': 'A jelszónak legalább 8 karakter hosszúnak kell lennie',
   'login.forgotPassword': 'Elfelejtetted a jelszavad?',
@@ -937,7 +935,6 @@ const hu: Record<string, string | { name: string; category: string }[]> = {
   'trip.confirm.deletePlace': 'Biztosan törölni szeretnéd ezt a helyet?',
   'trip.confirm.deletePlaces': '{count} helyet töröl?',
   'trip.toast.placesDeleted': '{count} hely törölve',
-  'trip.splash.goBack': 'Taking too long? Go back to dashboard',
   'trip.loadingPhotos': 'Helyek fotóinak betöltése...',
 
   // Napi terv oldalsáv

client/src/i18n/translations/id.ts

@@ -521,8 +521,6 @@ const id: Record<string, string | { name: string; category: string }[]> = {
   'login.mfaVerify': 'Verifikasi',
   'login.invalidInviteLink': 'Tautan undangan tidak valid atau sudah kedaluwarsa',
   'login.oidcFailed': 'Login OIDC gagal',
-  'login.configLoadError': 'Gagal memuat opsi login.',
-  'login.configLoadRetry': 'Segarkan',
   'login.usernameRequired': 'Nama pengguna wajib diisi',
   'login.passwordMinLength': 'Kata sandi minimal 8 karakter',
   'login.forgotPassword': 'Lupa kata sandi?',
@@ -983,7 +981,6 @@ const id: Record<string, string | { name: string; category: string }[]> = {
   'trip.tabs.budget': 'Anggaran',
   'trip.tabs.files': 'File',
   'trip.loading': 'Memuat perjalanan...',
-  'trip.splash.goBack': 'Taking too long? Go back to dashboard',
   'trip.loadingPhotos': 'Memuat foto tempat...',
   'trip.mobilePlan': 'Rencana',
   'trip.mobilePlaces': 'Tempat',

client/src/i18n/translations/it.ts

@@ -459,8 +459,6 @@ const it: Record<string, string | { name: string; category: string }[]> = {
   'login.mfaVerify': 'Verifica',
   'login.invalidInviteLink': 'Link di invito non valido o scaduto',
   'login.oidcFailed': 'Accesso OIDC non riuscito',
-  'login.configLoadError': 'Impossibile caricare le opzioni di accesso.',
-  'login.configLoadRetry': 'Aggiorna',
   'login.usernameRequired': 'Il nome utente è obbligatorio',
   'login.passwordMinLength': 'La password deve contenere almeno 8 caratteri',
   'login.forgotPassword': 'Password dimenticata?',
@@ -937,7 +935,6 @@ const it: Record<string, string | { name: string; category: string }[]> = {
   'trip.confirm.deletePlace': 'Sei sicuro di voler eliminare questo luogo?',
   'trip.confirm.deletePlaces': 'Eliminare {count} luoghi?',
   'trip.toast.placesDeleted': '{count} luoghi eliminati',
-  'trip.splash.goBack': 'Taking too long? Go back to dashboard',
   'trip.loadingPhotos': 'Caricamento foto dei luoghi...',
 
   // Day Plan Sidebar

client/src/i18n/translations/nl.ts

@@ -452,8 +452,6 @@ const nl: Record<string, string> = {
   'login.mfaVerify': 'Verifiëren',
   'login.invalidInviteLink': 'Ongeldige of verlopen uitnodigingslink',
   'login.oidcFailed': 'OIDC-aanmelding mislukt',
-  'login.configLoadError': 'Kan aanmeldingsopties niet laden.',
-  'login.configLoadRetry': 'Vernieuwen',
   'login.usernameRequired': 'Gebruikersnaam is vereist',
   'login.passwordMinLength': 'Wachtwoord moet minimaal 8 tekens bevatten',
   'login.forgotPassword': 'Wachtwoord vergeten?',
@@ -922,7 +920,6 @@ const nl: Record<string, string> = {
   'trip.tabs.budget': 'Budget',
   'trip.tabs.files': 'Bestanden',
   'trip.loading': 'Reis laden...',
-  'trip.splash.goBack': 'Taking too long? Go back to dashboard',
   'trip.loadingPhotos': 'Plaatsfoto laden...',
   'trip.mobilePlan': 'Plan',
   'trip.mobilePlaces': 'Plaatsen',

client/src/i18n/translations/pl.ts

@@ -426,8 +426,6 @@ const pl: Record<string, string | { name: string; category: string }[]> = {
   'login.mfaVerify': 'Weryfikuj',
   'login.invalidInviteLink': 'Nieprawidłowy lub wygasły link zaproszenia',
   'login.oidcFailed': 'Logowanie OIDC nie powiodło się',
-  'login.configLoadError': 'Nie można załadować opcji logowania.',
-  'login.configLoadRetry': 'Odśwież',
   'login.usernameRequired': 'Nazwa użytkownika jest wymagana',
   'login.passwordMinLength': 'Hasło musi mieć co najmniej 8 znaków',
   'login.forgotPassword': 'Nie pamiętasz hasła?',
@@ -1764,7 +1762,6 @@ const pl: Record<string, string | { name: string; category: string }[]> = {
   'login.setNewPassword': 'Ustaw nowe hasło',
   'login.setNewPasswordHint': 'Musisz zmienić hasło.',
   'atlas.searchCountry': 'Szukaj kraju...',
-  'trip.splash.goBack': 'Taking too long? Go back to dashboard',
   'trip.loadingPhotos': 'Ładowanie zdjęć...',
   'places.importNaverList': 'Lista Naver',
   'places.importList': 'Import listy',

client/src/i18n/translations/ru.ts

@@ -452,8 +452,6 @@ const ru: Record<string, string> = {
   'login.mfaVerify': 'Подтвердить',
   'login.invalidInviteLink': 'Недействительная или истёкшая ссылка-приглашение',
   'login.oidcFailed': 'Ошибка входа через OIDC',
-  'login.configLoadError': 'Не удалось загрузить параметры входа.',
-  'login.configLoadRetry': 'Обновить',
   'login.usernameRequired': 'Имя пользователя обязательно',
   'login.passwordMinLength': 'Пароль должен содержать не менее 8 символов',
   'login.forgotPassword': 'Забыли пароль?',
@@ -922,7 +920,6 @@ const ru: Record<string, string> = {
   'trip.tabs.budget': 'Бюджет',
   'trip.tabs.files': 'Файлы',
   'trip.loading': 'Загрузка поездки...',
-  'trip.splash.goBack': 'Taking too long? Go back to dashboard',
   'trip.loadingPhotos': 'Загрузка фото мест...',
   'trip.mobilePlan': 'План',
   'trip.mobilePlaces': 'Места',

client/src/i18n/translations/zh.ts

@@ -452,8 +452,6 @@ const zh: Record<string, string> = {
   'login.mfaVerify': '验证',
   'login.invalidInviteLink': '邀请链接无效或已过期',
   'login.oidcFailed': 'OIDC 登录失败',
-  'login.configLoadError': '无法加载登录选项。',
-  'login.configLoadRetry': '刷新',
   'login.usernameRequired': '用户名为必填项',
   'login.passwordMinLength': '密码至少需要8个字符',
   'login.forgotPassword': '忘记密码？',
@@ -922,7 +920,6 @@ const zh: Record<string, string> = {
   'trip.tabs.budget': '预算',
   'trip.tabs.files': '文件',
   'trip.loading': '加载旅行中...',
-  'trip.splash.goBack': 'Taking too long? Go back to dashboard',
   'trip.loadingPhotos': '正在加载地点照片...',
   'trip.mobilePlan': '计划',
   'trip.mobilePlaces': '地点',

client/src/i18n/translations/zhTw.ts

@@ -511,8 +511,6 @@ const zhTw: Record<string, string> = {
   'login.mfaVerify': '驗證',
   'login.invalidInviteLink': '邀請連結無效或已過期',
   'login.oidcFailed': 'OIDC 登入失敗',
-  'login.configLoadError': '無法載入登入選項。',
-  'login.configLoadRetry': '重新整理',
   'login.usernameRequired': '使用者名稱為必填',
   'login.passwordMinLength': '密碼至少需要8個字元',
   'login.forgotPassword': '忘記密碼？',
@@ -982,7 +980,6 @@ const zhTw: Record<string, string> = {
   'trip.tabs.budget': '預算',
   'trip.tabs.files': '檔案',
   'trip.loading': '載入旅行中...',
-  'trip.splash.goBack': 'Taking too long? Go back to dashboard',
   'trip.loadingPhotos': '正在載入地點照片...',
   'trip.mobilePlan': '計劃',
   'trip.mobilePlaces': '地點',

client/src/main.tsx

@@ -3,6 +3,9 @@ import ReactDOM from 'react-dom/client'
 import { BrowserRouter } from 'react-router-dom'
 import App from './App'
 import './index.css'
+import { startConnectivityProbe } from './sync/connectivity'
+
+startConnectivityProbe()
 
 ReactDOM.createRoot(document.getElementById('root')!).render(
   <React.StrictMode>

client/src/pages/DashboardPage.test.tsx

@@ -7,12 +7,10 @@ import { resetAllStores, seedStore } from '../../tests/helpers/store';
 import { buildUser, buildAdmin, buildTrip } from '../../tests/helpers/factories';
 import { useAuthStore } from '../store/authStore';
 import { usePermissionsStore } from '../store/permissionsStore';
-import { offlineDb } from '../db/offlineDb';
 import DashboardPage from './DashboardPage';
 
-beforeEach(async () => {
+beforeEach(() => {
   vi.clearAllMocks();
-  await Promise.all(offlineDb.tables.map(t => t.clear()));
   resetAllStores();
   // Seed auth with authenticated user
   seedStore(useAuthStore, { isAuthenticated: true, user: buildUser() });
@@ -331,8 +329,7 @@ describe('DashboardPage', () => {
       const tokyoTrip = screen.getAllByText('Tokyo Trip')[0];
       await user.click(tokyoTrip);
 
-      // Re-query after click — background refresh may re-render the list
-      expect(screen.getAllByText('Tokyo Trip').length).toBeGreaterThan(0);
+      expect(tokyoTrip).toBeInTheDocument();
     });
   });
 

client/src/pages/DashboardPage.tsx

@@ -744,21 +744,12 @@ export default function DashboardPage(): React.ReactElement {
   const loadTrips = async () => {
     setIsLoading(true)
     try {
-      const listOrTimeout = Promise.race([
-        tripRepo.list(),
-        new Promise<never>((_, reject) => setTimeout(() => reject(new Error('trips-load-timeout')), 5_000)),
-      ])
-      const { trips, archivedTrips, refresh } = await listOrTimeout
+      const { trips, archivedTrips } = await tripRepo.list()
       setTrips(sortTrips(trips))
       setArchivedTrips(sortTrips(archivedTrips))
-      setIsLoading(false)
-      refresh.then(fresh => {
-        if (!fresh) return
-        setTrips(sortTrips(fresh.trips))
-        setArchivedTrips(sortTrips(fresh.archivedTrips))
-      }).catch(() => {})
     } catch {
       toast.error(t('dashboard.toast.loadError'))
+    } finally {
       setIsLoading(false)
     }
   }
@@ -800,7 +791,7 @@ export default function DashboardPage(): React.ReactElement {
 
   const handleArchive = async (id) => {
     try {
-      const data = await tripRepo.update(id, { is_archived: true })
+      const data = await tripsApi.archive(id)
       setTrips(prev => prev.filter(t => t.id !== id))
       setArchivedTrips(prev => sortTrips([data.trip, ...prev]))
       toast.success(t('dashboard.toast.archived'))
@@ -811,7 +802,7 @@ export default function DashboardPage(): React.ReactElement {
 
   const handleUnarchive = async (id) => {
     try {
-      const data = await tripRepo.update(id, { is_archived: false })
+      const data = await tripsApi.unarchive(id)
       setArchivedTrips(prev => prev.filter(t => t.id !== id))
       setTrips(prev => sortTrips([data.trip, ...prev]))
       toast.success(t('dashboard.toast.restored'))

client/src/pages/FilesPage.test.tsx

@@ -9,7 +9,6 @@ import { buildUser, buildTrip, buildTripFile } from '../../tests/helpers/factori
 import { useAuthStore } from '../store/authStore';
 import { useTripStore } from '../store/tripStore';
 import FilesPage from './FilesPage';
-import { offlineDb } from '../db/offlineDb';
 
 vi.mock('../components/Files/FileManager', () => ({
   default: ({ files }: { files: unknown[]; onUpload: unknown; onDelete: unknown }) =>
@@ -30,9 +29,7 @@ function renderFilesPage(tripId: number | string = 1) {
   );
 }
 
-beforeEach(async () => {
-  await new Promise<void>(resolve => setTimeout(resolve, 0));
-  await Promise.all(offlineDb.tables.map(t => t.clear()));
+beforeEach(() => {
   vi.clearAllMocks();
   resetAllStores();
   seedStore(useAuthStore, { isAuthenticated: true, user: buildUser() });

client/src/pages/LoginPage.oidc-redirect.test.tsx

@@ -60,9 +60,9 @@ describe('LoginPage — OIDC redirect preservation', () => {
   describe('FE-PAGE-LOGIN-023: OIDC code exchange navigates to sessionStorage redirect', () => {
     beforeEach(() => {
       server.use(
-        http.get('/api/auth/oidc/exchange', () =>
-          HttpResponse.json({ token: 'mock-oidc-token' })
-        ),
+          http.get('/api/auth/oidc/exchange', () =>
+              HttpResponse.json({ token: 'mock-oidc-token' })
+          ),
       );
     });
 
@@ -73,8 +73,8 @@ describe('LoginPage — OIDC redirect preservation', () => {
 
       await waitFor(() => {
         expect(mockNavigate).toHaveBeenCalledWith(
-          '/oauth/consent?client_id=foo&state=xyz',
-          { replace: true },
+            '/oauth/consent?client_id=foo&state=xyz',
+            { replace: true },
         );
       });
 
@@ -102,4 +102,4 @@ describe('LoginPage — OIDC redirect preservation', () => {
       });
     });
   });
-});
+});

client/src/pages/LoginPage.tsx

@@ -33,7 +33,6 @@ export default function LoginPage(): React.ReactElement {
   const [isLoading, setIsLoading] = useState<boolean>(false)
   const [error, setError] = useState<string>('')
   const [appConfig, setAppConfig] = useState<AppConfig | null>(null)
-  const [configError, setConfigError] = useState<boolean>(false)
   const [inviteToken, setInviteToken] = useState<string>('')
   const [inviteValid, setInviteValid] = useState<boolean>(false)
   const exchangeInitiated = useRef(false)
@@ -118,15 +117,29 @@ export default function LoginPage(): React.ReactElement {
       return
     }
 
+    const CONFIG_CACHE_KEY = 'trek_app_config_cache'
     authApi.getAppConfig?.()
       .then((config: AppConfig) => {
-        setAppConfig(config)
-        if (!config.has_users) setMode('register')
-        if (!config.password_login && config.oidc_login && config.oidc_configured && config.has_users && !invite && !noRedirect) {
-          window.location.href = '/api/auth/oidc/login'
+        try { localStorage.setItem(CONFIG_CACHE_KEY, JSON.stringify(config)) } catch { /* ignore quota errors */ }
+        return { config, fromCache: false }
+      })
+      .catch(() => {
+        try {
+          const raw = localStorage.getItem(CONFIG_CACHE_KEY)
+          return raw ? { config: JSON.parse(raw) as AppConfig, fromCache: true } : { config: null as AppConfig | null, fromCache: false }
+        } catch { return { config: null as AppConfig | null, fromCache: false } }
+      })
+      .then(({ config, fromCache }) => {
+        if (config) {
+          setAppConfig(config)
+          if (!config.has_users) setMode('register')
+          // Skip auto-redirect when config is from cache — network is unreliable
+          // and auto-redirecting to the IdP could loop if the proxy changed.
+          if (!fromCache && !config.password_login && config.oidc_login && config.oidc_configured && config.has_users && !invite && !noRedirect) {
+            window.location.href = '/api/auth/oidc/login'
+          }
         }
       })
-      .catch(() => setConfigError(true))
   }, [navigate, t, noRedirect])
 
   // Language detection chain (runs once on mount, only if user has no saved preference):
@@ -861,20 +874,6 @@ export default function LoginPage(): React.ReactElement {
             </>
           )}
 
-          {/* Config load error — shown when /api/auth/app-config fails (e.g. ZT redirect,
-              network blip). Hides the SSO button; prompt user to refresh. */}
-          {configError && !appConfig && (
-            <div style={{ marginTop: 16, padding: '10px 14px', background: '#fef3c7', border: '1px solid #fde68a', borderRadius: 12, fontSize: 13, color: '#92400e', display: 'flex', alignItems: 'center', justifyContent: 'space-between', gap: 8 }}>
-              <span>{t('login.configLoadError')}</span>
-              <button
-                onClick={() => window.location.reload()}
-                style={{ background: 'none', border: '1px solid #d97706', borderRadius: 8, padding: '4px 10px', fontSize: 12, fontWeight: 600, color: '#92400e', cursor: 'pointer', fontFamily: 'inherit', whiteSpace: 'nowrap' }}
-              >
-                {t('login.configLoadRetry')}
-              </button>
-            </div>
-          )}
-
           {/* Demo login button */}
           {appConfig?.demo_mode && (
             <button onClick={handleDemoLogin} disabled={isLoading}

client/src/pages/OAuthAuthorizePage.tsx

@@ -44,7 +44,7 @@ export default function OAuthAuthorizePage(): React.ReactElement {
   useEffect(() => {
     if (authLoading) return
     validateRequest()
-  // eslint-disable-next-line react-hooks/exhaustive-deps
+    // eslint-disable-next-line react-hooks/exhaustive-deps
   }, [authLoading, isAuthenticated])
 
   async function validateRequest() {
@@ -114,15 +114,15 @@ export default function OAuthAuthorizePage(): React.ReactElement {
 
   function toggleScope(s: string) {
     setSelectedScopes(prev =>
-      prev.includes(s) ? prev.filter(x => x !== s) : [...prev, s]
+        prev.includes(s) ? prev.filter(x => x !== s) : [...prev, s]
     )
   }
 
   function toggleGroup(groupScopes: string[], allSelected: boolean) {
     setSelectedScopes(prev =>
-      allSelected
-        ? prev.filter(s => !groupScopes.includes(s))
-        : [...new Set([...prev, ...groupScopes])]
+        allSelected
+            ? prev.filter(s => !groupScopes.includes(s))
+            : [...new Set([...prev, ...groupScopes])]
     )
   }
 
@@ -148,212 +148,212 @@ export default function OAuthAuthorizePage(): React.ReactElement {
 
   if (pageState === 'loading' || pageState === 'auto_approving') {
     return (
-      <div className="min-h-screen flex items-center justify-center" style={{ background: 'var(--bg-primary)' }}>
-        <div className="flex flex-col items-center gap-3">
-          <Loader2 className="w-8 h-8 animate-spin" style={{ color: 'var(--accent-primary, #4f46e5)' }} />
-          <p className="text-sm" style={{ color: 'var(--text-secondary)' }}>
-            {pageState === 'auto_approving' ? 'Authorizing…' : 'Loading…'}
-          </p>
+        <div className="min-h-screen flex items-center justify-center" style={{ background: 'var(--bg-primary)' }}>
+          <div className="flex flex-col items-center gap-3">
+            <Loader2 className="w-8 h-8 animate-spin" style={{ color: 'var(--accent-primary, #4f46e5)' }} />
+            <p className="text-sm" style={{ color: 'var(--text-secondary)' }}>
+              {pageState === 'auto_approving' ? 'Authorizing…' : 'Loading…'}
+            </p>
+          </div>
         </div>
-      </div>
     )
   }
 
   if (pageState === 'error') {
     return (
-      <div className="min-h-screen flex items-center justify-center p-4" style={{ background: 'var(--bg-primary)' }}>
-        <div className="w-full max-w-sm rounded-xl shadow-lg p-8 space-y-4 text-center" style={{ background: 'var(--bg-card)' }}>
-          <AlertTriangle className="w-10 h-10 mx-auto text-red-500" />
-          <h1 className="text-xl font-semibold" style={{ color: 'var(--text-primary)' }}>Authorization Error</h1>
-          <p className="text-sm" style={{ color: 'var(--text-secondary)' }}>{errorMsg}</p>
+        <div className="min-h-screen flex items-center justify-center p-4" style={{ background: 'var(--bg-primary)' }}>
+          <div className="w-full max-w-sm rounded-xl shadow-lg p-8 space-y-4 text-center" style={{ background: 'var(--bg-card)' }}>
+            <AlertTriangle className="w-10 h-10 mx-auto text-red-500" />
+            <h1 className="text-xl font-semibold" style={{ color: 'var(--text-primary)' }}>Authorization Error</h1>
+            <p className="text-sm" style={{ color: 'var(--text-secondary)' }}>{errorMsg}</p>
+          </div>
         </div>
-      </div>
     )
   }
 
   if (pageState === 'login_required') {
     return (
-      <div className="min-h-screen flex items-center justify-center p-4" style={{ background: 'var(--bg-primary)' }}>
-        <div className="w-full max-w-sm rounded-xl shadow-lg p-8 space-y-5" style={{ background: 'var(--bg-card)' }}>
-          <div className="text-center space-y-2">
-            <Lock className="w-10 h-10 mx-auto" style={{ color: 'var(--accent-primary, #4f46e5)' }} />
-            <h1 className="text-xl font-semibold" style={{ color: 'var(--text-primary)' }}>Sign in to continue</h1>
-            <p className="text-sm" style={{ color: 'var(--text-secondary)' }}>
-              <strong>{validation?.client?.name || clientId}</strong> wants access to your TREK account. Please sign in first.
-            </p>
+        <div className="min-h-screen flex items-center justify-center p-4" style={{ background: 'var(--bg-primary)' }}>
+          <div className="w-full max-w-sm rounded-xl shadow-lg p-8 space-y-5" style={{ background: 'var(--bg-card)' }}>
+            <div className="text-center space-y-2">
+              <Lock className="w-10 h-10 mx-auto" style={{ color: 'var(--accent-primary, #4f46e5)' }} />
+              <h1 className="text-xl font-semibold" style={{ color: 'var(--text-primary)' }}>Sign in to continue</h1>
+              <p className="text-sm" style={{ color: 'var(--text-secondary)' }}>
+                <strong>{validation?.client?.name || clientId}</strong> wants access to your TREK account. Please sign in first.
+              </p>
+            </div>
+            <button
+                onClick={handleLoginRedirect}
+                className="w-full flex items-center justify-center gap-2 px-4 py-2.5 rounded-lg text-sm font-medium text-white"
+                style={{ background: 'var(--accent-primary, #4f46e5)' }}>
+              <LogIn className="w-4 h-4" />
+              Sign in to TREK
+            </button>
           </div>
-          <button
-            onClick={handleLoginRedirect}
-            className="w-full flex items-center justify-center gap-2 px-4 py-2.5 rounded-lg text-sm font-medium text-white"
-            style={{ background: 'var(--accent-primary, #4f46e5)' }}>
-            <LogIn className="w-4 h-4" />
-            Sign in to TREK
-          </button>
         </div>
-      </div>
     )
   }
 
   // pageState === 'consent'
   return (
-    <div className="min-h-screen flex items-center justify-center p-4" style={{ background: 'var(--bg-primary)' }}>
-      <div className="w-full max-w-2xl rounded-xl shadow-lg overflow-hidden flex flex-col sm:flex-row" style={{ background: 'var(--bg-card)' }}>
+      <div className="min-h-screen flex items-center justify-center p-4" style={{ background: 'var(--bg-primary)' }}>
+        <div className="w-full max-w-2xl rounded-xl shadow-lg overflow-hidden flex flex-col sm:flex-row" style={{ background: 'var(--bg-card)' }}>
 
-        {/* Left panel — app identity + actions */}
-        <div className="sm:w-64 sm:flex-shrink-0 flex flex-col px-8 py-8 sm:border-r" style={{ borderColor: 'var(--border-primary)' }}>
-          <div className="flex-1 space-y-4">
-            <div className="w-12 h-12 rounded-full flex items-center justify-center" style={{ background: 'var(--bg-secondary)' }}>
-              <ShieldCheck className="w-6 h-6" style={{ color: 'var(--accent-primary, #4f46e5)' }} />
-            </div>
-            <div>
-              <p className="text-xs font-medium uppercase tracking-wide mb-1" style={{ color: 'var(--text-tertiary)' }}>Authorization Request</p>
-              <h1 className="text-lg font-semibold leading-snug" style={{ color: 'var(--text-primary)' }}>
-                {validation?.client?.name || clientId}
-              </h1>
-              <p className="text-sm mt-2" style={{ color: 'var(--text-secondary)' }}>
-                This application is requesting access to your TREK account.
-              </p>
-            </div>
-          </div>
-
-          <div className="mt-8 space-y-2">
-            <p className="text-xs mb-3" style={{ color: 'var(--text-tertiary)' }}>
-              Only grant access to applications you trust. Your data stays on your server.
-            </p>
-            <button
-              onClick={() => submitConsent(true)}
-              disabled={submitting || (validation?.scopeSelectable === true && selectedScopes.length === 0)}
-              className="w-full px-4 py-2.5 rounded-lg text-sm font-medium text-white disabled:opacity-60 transition-opacity"
-              style={{ background: 'var(--accent-primary, #4f46e5)' }}>
-              {submitting
-                ? 'Authorizing…'
-                : validation?.scopeSelectable && selectedScopes.length === 0
-                  ? 'Select at least one scope'
-                  : validation?.scopeSelectable
-                    ? `Approve (${selectedScopes.length} scope${selectedScopes.length !== 1 ? 's' : ''})`
-                    : 'Approve Access'}
-            </button>
-            <button
-              onClick={() => submitConsent(false)}
-              disabled={submitting}
-              className="w-full px-4 py-2.5 rounded-lg text-sm font-medium border transition-colors hover:bg-slate-50 dark:hover:bg-slate-800 disabled:opacity-60"
-              style={{ borderColor: 'var(--border-primary)', color: 'var(--text-secondary)' }}>
-              Deny
-            </button>
-          </div>
-        </div>
-
-        {/* Right panel — selectable scopes */}
-        <div className="flex-1 px-6 py-8 overflow-y-auto max-h-[80vh] sm:max-h-[600px]">
-          <div className="space-y-6">
-            {Object.keys(scopesByGroup).length > 0 && (
+          {/* Left panel — app identity + actions */}
+          <div className="sm:w-64 sm:flex-shrink-0 flex flex-col px-8 py-8 sm:border-r" style={{ borderColor: 'var(--border-primary)' }}>
+            <div className="flex-1 space-y-4">
+              <div className="w-12 h-12 rounded-full flex items-center justify-center" style={{ background: 'var(--bg-secondary)' }}>
+                <ShieldCheck className="w-6 h-6" style={{ color: 'var(--accent-primary, #4f46e5)' }} />
+              </div>
               <div>
-                <p className="text-xs font-medium uppercase tracking-wide mb-4" style={{ color: 'var(--text-tertiary)' }}>
-                  {validation?.scopeSelectable ? 'Choose which permissions to grant' : 'Permissions requested'}
+                <p className="text-xs font-medium uppercase tracking-wide mb-1" style={{ color: 'var(--text-tertiary)' }}>Authorization Request</p>
+                <h1 className="text-lg font-semibold leading-snug" style={{ color: 'var(--text-primary)' }}>
+                  {validation?.client?.name || clientId}
+                </h1>
+                <p className="text-sm mt-2" style={{ color: 'var(--text-secondary)' }}>
+                  This application is requesting access to your TREK account.
                 </p>
+              </div>
+            </div>
 
-                {validation?.scopeSelectable ? (
-                  /* DCR client — user selects which scopes to grant */
-                  <div className="space-y-3">
-                    {Object.entries(scopesByGroup).map(([group, groupScopes]) => {
-                      const allGroupSelected = groupScopes.every(s => selectedScopes.includes(s))
-                      const someGroupSelected = groupScopes.some(s => selectedScopes.includes(s))
-                      return (
-                        <div key={group} className="rounded-lg border overflow-hidden" style={{ borderColor: 'var(--border-primary)' }}>
-                          <label className="flex items-center gap-2.5 px-3 py-2 cursor-pointer" style={{ background: 'var(--bg-secondary)' }}>
-                            <input
-                              type="checkbox"
-                              checked={allGroupSelected}
-                              ref={el => { if (el) el.indeterminate = someGroupSelected && !allGroupSelected }}
-                              onChange={() => toggleGroup(groupScopes, allGroupSelected)}
-                              className="rounded flex-shrink-0"
-                            />
-                            <span className="text-xs font-semibold" style={{ color: 'var(--text-secondary)' }}>{group}</span>
-                            <span className="ml-auto text-xs" style={{ color: 'var(--text-tertiary)' }}>
+            <div className="mt-8 space-y-2">
+              <p className="text-xs mb-3" style={{ color: 'var(--text-tertiary)' }}>
+                Only grant access to applications you trust. Your data stays on your server.
+              </p>
+              <button
+                  onClick={() => submitConsent(true)}
+                  disabled={submitting || (validation?.scopeSelectable === true && selectedScopes.length === 0)}
+                  className="w-full px-4 py-2.5 rounded-lg text-sm font-medium text-white disabled:opacity-60 transition-opacity"
+                  style={{ background: 'var(--accent-primary, #4f46e5)' }}>
+                {submitting
+                    ? 'Authorizing…'
+                    : validation?.scopeSelectable && selectedScopes.length === 0
+                        ? 'Select at least one scope'
+                        : validation?.scopeSelectable
+                            ? `Approve (${selectedScopes.length} scope${selectedScopes.length !== 1 ? 's' : ''})`
+                            : 'Approve Access'}
+              </button>
+              <button
+                  onClick={() => submitConsent(false)}
+                  disabled={submitting}
+                  className="w-full px-4 py-2.5 rounded-lg text-sm font-medium border transition-colors hover:bg-slate-50 dark:hover:bg-slate-800 disabled:opacity-60"
+                  style={{ borderColor: 'var(--border-primary)', color: 'var(--text-secondary)' }}>
+                Deny
+              </button>
+            </div>
+          </div>
+
+          {/* Right panel — selectable scopes */}
+          <div className="flex-1 px-6 py-8 overflow-y-auto max-h-[80vh] sm:max-h-[600px]">
+            <div className="space-y-6">
+              {Object.keys(scopesByGroup).length > 0 && (
+                  <div>
+                    <p className="text-xs font-medium uppercase tracking-wide mb-4" style={{ color: 'var(--text-tertiary)' }}>
+                      {validation?.scopeSelectable ? 'Choose which permissions to grant' : 'Permissions requested'}
+                    </p>
+
+                    {validation?.scopeSelectable ? (
+                        /* DCR client — user selects which scopes to grant */
+                        <div className="space-y-3">
+                          {Object.entries(scopesByGroup).map(([group, groupScopes]) => {
+                            const allGroupSelected = groupScopes.every(s => selectedScopes.includes(s))
+                            const someGroupSelected = groupScopes.some(s => selectedScopes.includes(s))
+                            return (
+                                <div key={group} className="rounded-lg border overflow-hidden" style={{ borderColor: 'var(--border-primary)' }}>
+                                  <label className="flex items-center gap-2.5 px-3 py-2 cursor-pointer" style={{ background: 'var(--bg-secondary)' }}>
+                                    <input
+                                        type="checkbox"
+                                        checked={allGroupSelected}
+                                        ref={el => { if (el) el.indeterminate = someGroupSelected && !allGroupSelected }}
+                                        onChange={() => toggleGroup(groupScopes, allGroupSelected)}
+                                        className="rounded flex-shrink-0"
+                                    />
+                                    <span className="text-xs font-semibold" style={{ color: 'var(--text-secondary)' }}>{group}</span>
+                                    <span className="ml-auto text-xs" style={{ color: 'var(--text-tertiary)' }}>
                               {groupScopes.filter(s => selectedScopes.includes(s)).length}/{groupScopes.length}
                             </span>
-                          </label>
-                          <div className="divide-y" style={{ borderColor: 'var(--border-primary)' }}>
-                            {groupScopes.map(s => {
-                              const keys = SCOPE_GROUPS[s]
-                              return (
-                                <label
-                                  key={s}
-                                  className="flex items-start gap-2.5 px-3 py-2 cursor-pointer transition-colors hover:bg-slate-50 dark:hover:bg-slate-800/50">
-                                  <input
-                                    type="checkbox"
-                                    checked={selectedScopes.includes(s)}
-                                    onChange={() => toggleScope(s)}
-                                    className="mt-0.5 rounded flex-shrink-0"
-                                  />
-                                  <span className="mt-0.5 text-base leading-none flex-shrink-0">
+                                  </label>
+                                  <div className="divide-y" style={{ borderColor: 'var(--border-primary)' }}>
+                                    {groupScopes.map(s => {
+                                      const keys = SCOPE_GROUPS[s]
+                                      return (
+                                          <label
+                                              key={s}
+                                              className="flex items-start gap-2.5 px-3 py-2 cursor-pointer transition-colors hover:bg-slate-50 dark:hover:bg-slate-800/50">
+                                            <input
+                                                type="checkbox"
+                                                checked={selectedScopes.includes(s)}
+                                                onChange={() => toggleScope(s)}
+                                                className="mt-0.5 rounded flex-shrink-0"
+                                            />
+                                            <span className="mt-0.5 text-base leading-none flex-shrink-0">
                                     {s.endsWith(':delete') ? '🗑️' : s.endsWith(':write') ? '✏️' : '👁️'}
                                   </span>
-                                  <div className="min-w-0">
-                                    <p className="text-sm font-medium" style={{ color: 'var(--text-primary)' }}>{keys ? t(keys.labelKey) : s}</p>
-                                    <p className="text-xs mt-0.5" style={{ color: 'var(--text-tertiary)' }}>{keys ? t(keys.descriptionKey) : ''}</p>
+                                            <div className="min-w-0">
+                                              <p className="text-sm font-medium" style={{ color: 'var(--text-primary)' }}>{keys ? t(keys.labelKey) : s}</p>
+                                              <p className="text-xs mt-0.5" style={{ color: 'var(--text-tertiary)' }}>{keys ? t(keys.descriptionKey) : ''}</p>
+                                            </div>
+                                          </label>
+                                      )
+                                    })}
                                   </div>
-                                </label>
-                              )
-                            })}
-                          </div>
-                        </div>
-                      )
-                    })}
-                  </div>
-                ) : (
-                  /* Settings-created client — scopes are fixed, show read-only */
-                  <div className="space-y-5">
-                    {Object.entries(scopesByGroup).map(([group, groupScopes]) => (
-                      <div key={group}>
-                        <p className="text-xs font-semibold mb-2" style={{ color: 'var(--text-secondary)' }}>{group}</p>
-                        <div className="space-y-1.5">
-                          {groupScopes.map(s => {
-                            const keys = SCOPE_GROUPS[s]
-                            return (
-                              <div key={s} className="flex items-start gap-2.5 px-3 py-2 rounded-lg" style={{ background: 'var(--bg-secondary)' }}>
-                                <span className="mt-0.5 text-base leading-none flex-shrink-0">
-                                  {s.endsWith(':delete') ? '🗑️' : s.endsWith(':write') ? '✏️' : '👁️'}
-                                </span>
-                                <div className="min-w-0">
-                                  <p className="text-sm font-medium" style={{ color: 'var(--text-primary)' }}>{keys ? t(keys.labelKey) : s}</p>
-                                  <p className="text-xs mt-0.5" style={{ color: 'var(--text-tertiary)' }}>{keys ? t(keys.descriptionKey) : ''}</p>
                                 </div>
-                              </div>
                             )
                           })}
                         </div>
-                      </div>
-                    ))}
+                    ) : (
+                        /* Settings-created client — scopes are fixed, show read-only */
+                        <div className="space-y-5">
+                          {Object.entries(scopesByGroup).map(([group, groupScopes]) => (
+                              <div key={group}>
+                                <p className="text-xs font-semibold mb-2" style={{ color: 'var(--text-secondary)' }}>{group}</p>
+                                <div className="space-y-1.5">
+                                  {groupScopes.map(s => {
+                                    const keys = SCOPE_GROUPS[s]
+                                    return (
+                                        <div key={s} className="flex items-start gap-2.5 px-3 py-2 rounded-lg" style={{ background: 'var(--bg-secondary)' }}>
+                                <span className="mt-0.5 text-base leading-none flex-shrink-0">
+                                  {s.endsWith(':delete') ? '🗑️' : s.endsWith(':write') ? '✏️' : '👁️'}
+                                </span>
+                                          <div className="min-w-0">
+                                            <p className="text-sm font-medium" style={{ color: 'var(--text-primary)' }}>{keys ? t(keys.labelKey) : s}</p>
+                                            <p className="text-xs mt-0.5" style={{ color: 'var(--text-tertiary)' }}>{keys ? t(keys.descriptionKey) : ''}</p>
+                                          </div>
+                                        </div>
+                                    )
+                                  })}
+                                </div>
+                              </div>
+                          ))}
+                        </div>
+                    )}
                   </div>
-                )}
-              </div>
-            )}
+              )}
 
-            {/* Always-available tools — granted regardless of scopes */}
-            <div>
-              <p className="text-xs font-medium uppercase tracking-wide mb-3" style={{ color: 'var(--text-tertiary)' }}>
-                Always included
-              </p>
-              <div className="space-y-1.5">
-                {[
-                  { name: 'list_trips',       desc: 'List your trips so the AI can discover trip IDs' },
-                  { name: 'get_trip_summary', desc: 'Read a trip overview needed to use any other tool' },
-                ].map(({ name, desc }) => (
-                  <div key={name} className="flex items-start gap-2.5 px-3 py-2 rounded-lg" style={{ background: 'var(--bg-secondary)' }}>
-                    <span className="mt-0.5 text-base leading-none flex-shrink-0">👁️</span>
-                    <div className="min-w-0">
-                      <p className="text-sm font-medium font-mono" style={{ color: 'var(--text-primary)' }}>{name}</p>
-                      <p className="text-xs mt-0.5" style={{ color: 'var(--text-tertiary)' }}>{desc}</p>
-                    </div>
-                  </div>
-                ))}
+              {/* Always-available tools — granted regardless of scopes */}
+              <div>
+                <p className="text-xs font-medium uppercase tracking-wide mb-3" style={{ color: 'var(--text-tertiary)' }}>
+                  Always included
+                </p>
+                <div className="space-y-1.5">
+                  {[
+                    { name: 'list_trips',       desc: 'List your trips so the AI can discover trip IDs' },
+                    { name: 'get_trip_summary', desc: 'Read a trip overview needed to use any other tool' },
+                  ].map(({ name, desc }) => (
+                      <div key={name} className="flex items-start gap-2.5 px-3 py-2 rounded-lg" style={{ background: 'var(--bg-secondary)' }}>
+                        <span className="mt-0.5 text-base leading-none flex-shrink-0">👁️</span>
+                        <div className="min-w-0">
+                          <p className="text-sm font-medium font-mono" style={{ color: 'var(--text-primary)' }}>{name}</p>
+                          <p className="text-xs mt-0.5" style={{ color: 'var(--text-tertiary)' }}>{desc}</p>
+                        </div>
+                      </div>
+                  ))}
+                </div>
               </div>
             </div>
           </div>
-        </div>
 
+        </div>
       </div>
-    </div>
   )
-}
+}

client/src/pages/TripPlannerPage.tsx

@@ -31,7 +31,6 @@ import { useTranslation } from '../i18n'
 import { addonsApi, accommodationsApi, authApi, tripsApi, assignmentsApi, mapsApi } from '../api/client'
 import { accommodationRepo } from '../repo/accommodationRepo'
 import { offlineDb } from '../db/offlineDb'
-import { tripSyncManager } from '../sync/tripSyncManager'
 import { useAuthStore } from '../store/authStore'
 import ConfirmDialog from '../components/shared/ConfirmDialog'
 import { useResizablePanels } from '../hooks/useResizablePanels'
@@ -329,8 +328,6 @@ export default function TripPlannerPage(): React.ReactElement | null {
   // Load trip + files (needed for place inspector file section)
   useEffect(() => {
     if (tripId) {
-      // Stop background sync so its bundle requests don't compete with loadTrip
-      tripSyncManager.interrupt()
       tripActions.loadTrip(tripId).catch(() => { toast.error(t('trip.toast.loadError')); navigate('/dashboard') })
       tripActions.loadFiles(tripId)
       loadAccommodations()
@@ -729,18 +726,12 @@ export default function TripPlannerPage(): React.ReactElement | null {
 
   // Splash screen — show for initial load + a brief moment for photos to start loading
   const [splashDone, setSplashDone] = useState(false)
-  const [slowLoad, setSlowLoad] = useState(false)
   useEffect(() => {
     if (!isLoading && trip) {
       const timer = setTimeout(() => setSplashDone(true), 1500)
       return () => clearTimeout(timer)
     }
-  }, [isLoading, trip?.id])
-  // Show escape hatch after 12 seconds on splash (covers slow first-load scenarios)
-  useEffect(() => {
-    const timer = setTimeout(() => setSlowLoad(true), 12000)
-    return () => clearTimeout(timer)
-  }, [])
+  }, [isLoading, trip])
 
   if (isLoading || !splashDone) {
     return (
@@ -780,18 +771,6 @@ export default function TripPlannerPage(): React.ReactElement | null {
             }} />
           ))}
         </div>
-        {slowLoad && (
-          <button
-            onClick={() => navigate('/dashboard')}
-            style={{
-              marginTop: 24, appearance: 'none', border: 'none', cursor: 'pointer',
-              fontFamily: 'inherit', background: 'transparent',
-              color: 'var(--text-faint)', fontSize: 13, textDecoration: 'underline',
-            }}
-          >
-            {t('trip.splash.goBack')}
-          </button>
-        )}
       </div>
     )
   }
@@ -1195,7 +1174,7 @@ export default function TripPlannerPage(): React.ReactElement | null {
         )}
 
         {activeTab === 'dateien' && (
-          <div style={{ height: '100%', overflow: 'hidden', overscrollBehavior: 'contain' }}>
+          <div style={{ height: '100%', overflow: 'hidden', overscrollBehavior: 'contain', paddingBottom: 'var(--bottom-nav-h)' }}>
             <FileManager
               files={files || []}
               onUpload={(fd) => tripActions.addFile(tripId, fd)}

client/src/repo/accommodationRepo.ts

@@ -1,88 +1,16 @@
 import { accommodationsApi } from '../api/client'
 import { offlineDb, upsertAccommodations } from '../db/offlineDb'
-import { mutationQueue, generateUUID } from '../sync/mutationQueue'
 import type { Accommodation } from '../types'
 
 export const accommodationRepo = {
-  async list(tripId: number | string): Promise<{ accommodations: Accommodation[]; refresh: Promise<{ accommodations: Accommodation[] } | null> }> {
-    const cached = await offlineDb.accommodations
-      .where('trip_id').equals(Number(tripId)).toArray()
-
-    const refresh = (async () => {
-      try {
-        const result = await accommodationsApi.list(tripId)
-        upsertAccommodations(result.accommodations || []).catch(() => {})
-        return result
-      } catch {
-        return null
-      }
-    })()
-
-    if (cached.length > 0) return { accommodations: cached, refresh }
-
-    const fresh = await refresh
-    if (!fresh) return { accommodations: [], refresh: Promise.resolve(null) }
-    return { accommodations: fresh.accommodations, refresh: Promise.resolve(null) }
-  },
-
-  async create(tripId: number | string, data: Record<string, unknown>): Promise<{ accommodation: Accommodation }> {
-    const tempId = -(Date.now())
-    const tempAccommodation: Accommodation = {
-      ...(data as Partial<Accommodation>),
-      id: tempId,
-      trip_id: Number(tripId),
-      name: (data.name as string) ?? 'New accommodation',
-      address: null,
-      check_in: null,
-      check_in_end: null,
-      check_out: null,
-      confirmation_number: null,
-      notes: null,
-      url: null,
-      created_at: new Date().toISOString(),
-    } as Accommodation
-    await offlineDb.accommodations.put(tempAccommodation)
-    await mutationQueue.enqueue({
-      id: generateUUID(),
-      tripId: Number(tripId),
-      method: 'POST',
-      url: `/trips/${tripId}/accommodations`,
-      body: data,
-      resource: 'accommodations',
-      tempId,
-    })
-    mutationQueue.flush().catch(() => {})
-    return { accommodation: tempAccommodation }
-  },
-
-  async update(tripId: number | string, id: number, data: Record<string, unknown>): Promise<{ accommodation: Accommodation }> {
-    const existing = await offlineDb.accommodations.get(id)
-    const optimistic: Accommodation = { ...(existing ?? {} as Accommodation), ...(data as Partial<Accommodation>), id }
-    await offlineDb.accommodations.put(optimistic)
-    await mutationQueue.enqueue({
-      id: generateUUID(),
-      tripId: Number(tripId),
-      method: 'PUT',
-      url: `/trips/${tripId}/accommodations/${id}`,
-      body: data,
-      resource: 'accommodations',
-    })
-    mutationQueue.flush().catch(() => {})
-    return { accommodation: optimistic }
-  },
-
-  async delete(tripId: number | string, id: number): Promise<unknown> {
-    await offlineDb.accommodations.delete(id)
-    await mutationQueue.enqueue({
-      id: generateUUID(),
-      tripId: Number(tripId),
-      method: 'DELETE',
-      url: `/trips/${tripId}/accommodations/${id}`,
-      body: undefined,
-      resource: 'accommodations',
-      entityId: id,
-    })
-    mutationQueue.flush().catch(() => {})
-    return { success: true }
+  async list(tripId: number | string): Promise<{ accommodations: Accommodation[] }> {
+    if (!navigator.onLine) {
+      const accommodations = await offlineDb.accommodations
+        .where('trip_id').equals(Number(tripId)).toArray()
+      return { accommodations }
+    }
+    const result = await accommodationsApi.list(tripId)
+    upsertAccommodations(result.accommodations || []).catch(() => {})
+    return result
   },
 }

client/src/repo/budgetRepo.ts

@@ -1,85 +1,18 @@
 import { budgetApi } from '../api/client'
 import { offlineDb, upsertBudgetItems } from '../db/offlineDb'
-import { mutationQueue, generateUUID } from '../sync/mutationQueue'
 import type { BudgetItem } from '../types'
 
 export const budgetRepo = {
-  async list(tripId: number | string): Promise<{ items: BudgetItem[]; refresh: Promise<{ items: BudgetItem[] } | null> }> {
-    const cached = await offlineDb.budgetItems
-      .where('trip_id')
-      .equals(Number(tripId))
-      .toArray()
-
-    const refresh = (async () => {
-      try {
-        const result = await budgetApi.list(tripId)
-        upsertBudgetItems(result.items).catch(() => {})
-        return result
-      } catch {
-        return null
-      }
-    })()
-
-    if (cached.length > 0) return { items: cached, refresh }
-
-    const fresh = await refresh
-    if (!fresh) return { items: [], refresh: Promise.resolve(null) }
-    return { items: fresh.items, refresh: Promise.resolve(null) }
-  },
-
-  async create(tripId: number | string, data: Record<string, unknown>): Promise<{ item: BudgetItem }> {
-    const tempId = -(Date.now())
-    const tempItem: BudgetItem = {
-      ...(data as Partial<BudgetItem>),
-      id: tempId,
-      trip_id: Number(tripId),
-      name: (data.name as string) ?? 'New expense',
-      amount: (data.amount as number) ?? 0,
-      currency: (data.currency as string) ?? 'USD',
-      members: [],
-    } as BudgetItem
-    await offlineDb.budgetItems.put(tempItem)
-    await mutationQueue.enqueue({
-      id: generateUUID(),
-      tripId: Number(tripId),
-      method: 'POST',
-      url: `/trips/${tripId}/budget`,
-      body: data,
-      resource: 'budgetItems',
-      tempId,
-    })
-    mutationQueue.flush().catch(() => {})
-    return { item: tempItem }
-  },
-
-  async update(tripId: number | string, id: number, data: Record<string, unknown>): Promise<{ item: BudgetItem }> {
-    const existing = await offlineDb.budgetItems.get(id)
-    const optimistic: BudgetItem = { ...(existing ?? {} as BudgetItem), ...(data as Partial<BudgetItem>), id }
-    await offlineDb.budgetItems.put(optimistic)
-    await mutationQueue.enqueue({
-      id: generateUUID(),
-      tripId: Number(tripId),
-      method: 'PUT',
-      url: `/trips/${tripId}/budget/${id}`,
-      body: data,
-      resource: 'budgetItems',
-    })
-    mutationQueue.flush().catch(() => {})
-    return { item: optimistic }
-  },
-
-  async delete(tripId: number | string, id: number): Promise<unknown> {
-    await offlineDb.budgetItems.delete(id)
-    await mutationQueue.enqueue({
-      id: generateUUID(),
-      tripId: Number(tripId),
-      method: 'DELETE',
-      url: `/trips/${tripId}/budget/${id}`,
-      body: undefined,
-      resource: 'budgetItems',
-      entityId: id,
-    })
-    mutationQueue.flush().catch(() => {})
-    return { success: true }
+  async list(tripId: number | string): Promise<{ items: BudgetItem[] }> {
+    if (!navigator.onLine) {
+      const cached = await offlineDb.budgetItems
+        .where('trip_id')
+        .equals(Number(tripId))
+        .toArray()
+      return { items: cached }
+    }
+    const result = await budgetApi.list(tripId)
+    upsertBudgetItems(result.items)
+    return result
   },
 }

client/src/repo/dayRepo.ts

@@ -1,45 +1,18 @@
 import { daysApi } from '../api/client'
 import { offlineDb, upsertDays } from '../db/offlineDb'
-import { mutationQueue, generateUUID } from '../sync/mutationQueue'
 import type { Day } from '../types'
 
 export const dayRepo = {
-  async list(tripId: number | string): Promise<{ days: Day[]; refresh: Promise<{ days: Day[] } | null> }> {
-    const cached = (await offlineDb.days
-      .where('trip_id')
-      .equals(Number(tripId))
-      .sortBy('day_number' as keyof Day)) as Day[]
-
-    const refresh = (async () => {
-      try {
-        const result = await daysApi.list(tripId)
-        upsertDays(result.days).catch(() => {})
-        return result
-      } catch {
-        return null
-      }
-    })()
-
-    if (cached.length > 0) return { days: cached, refresh }
-
-    const fresh = await refresh
-    if (!fresh) return { days: [], refresh: Promise.resolve(null) }
-    return { days: fresh.days, refresh: Promise.resolve(null) }
-  },
-
-  async update(tripId: number | string, dayId: number | string, data: Record<string, unknown>): Promise<{ day: Day }> {
-    const existing = await offlineDb.days.get(Number(dayId))
-    const optimistic: Day = { ...(existing ?? {} as Day), ...data, id: Number(dayId) }
-    await offlineDb.days.put(optimistic)
-    await mutationQueue.enqueue({
-      id: generateUUID(),
-      tripId: Number(tripId),
-      method: 'PUT',
-      url: `/trips/${tripId}/days/${dayId}`,
-      body: data,
-      resource: 'days',
-    })
-    mutationQueue.flush().catch(() => {})
-    return { day: optimistic }
+  async list(tripId: number | string): Promise<{ days: Day[] }> {
+    if (!navigator.onLine) {
+      const cached = await offlineDb.days
+        .where('trip_id')
+        .equals(Number(tripId))
+        .sortBy('day_number' as keyof Day)
+      return { days: cached as Day[] }
+    }
+    const result = await daysApi.list(tripId)
+    upsertDays(result.days)
+    return result
   },
 }

client/src/repo/fileRepo.ts

@@ -1,76 +1,18 @@
 import { filesApi } from '../api/client'
 import { offlineDb, upsertTripFiles } from '../db/offlineDb'
-import { mutationQueue, generateUUID } from '../sync/mutationQueue'
 import type { TripFile } from '../types'
 
 export const fileRepo = {
-  async list(tripId: number | string): Promise<{ files: TripFile[]; refresh: Promise<{ files: TripFile[] } | null> }> {
-    const cached = await offlineDb.tripFiles
-      .where('trip_id')
-      .equals(Number(tripId))
-      .toArray()
-
-    const refresh = (async () => {
-      try {
-        const result = await filesApi.list(tripId)
-        upsertTripFiles(result.files).catch(() => {})
-        return result
-      } catch {
-        return null
-      }
-    })()
-
-    if (cached.length > 0) return { files: cached, refresh }
-
-    const fresh = await refresh
-    if (!fresh) return { files: [], refresh: Promise.resolve(null) }
-    return { files: fresh.files, refresh: Promise.resolve(null) }
-  },
-
-  async update(tripId: number | string, id: number, data: Record<string, unknown>): Promise<{ file: TripFile }> {
-    const existing = await offlineDb.tripFiles.get(id)
-    const optimistic: TripFile = { ...(existing ?? {} as TripFile), ...(data as Partial<TripFile>), id: Number(id) }
-    await offlineDb.tripFiles.put(optimistic)
-    await mutationQueue.enqueue({
-      id: generateUUID(),
-      tripId: Number(tripId),
-      method: 'PUT',
-      url: `/trips/${tripId}/files/${id}`,
-      body: data,
-      resource: 'tripFiles',
-    })
-    mutationQueue.flush().catch(() => {})
-    return { file: optimistic }
-  },
-
-  async toggleStar(tripId: number | string, id: number): Promise<unknown> {
-    const existing = await offlineDb.tripFiles.get(id)
-    if (existing) {
-      await offlineDb.tripFiles.put({ ...existing, starred: existing.starred ? 0 : 1 })
+  async list(tripId: number | string): Promise<{ files: TripFile[] }> {
+    if (!navigator.onLine) {
+      const cached = await offlineDb.tripFiles
+        .where('trip_id')
+        .equals(Number(tripId))
+        .toArray()
+      return { files: cached }
     }
-    await mutationQueue.enqueue({
-      id: generateUUID(),
-      tripId: Number(tripId),
-      method: 'PATCH',
-      url: `/trips/${tripId}/files/${id}/star`,
-      body: undefined,
-    })
-    mutationQueue.flush().catch(() => {})
-    return { success: true }
-  },
-
-  async delete(tripId: number | string, id: number): Promise<unknown> {
-    await offlineDb.tripFiles.delete(id)
-    await mutationQueue.enqueue({
-      id: generateUUID(),
-      tripId: Number(tripId),
-      method: 'DELETE',
-      url: `/trips/${tripId}/files/${id}`,
-      body: undefined,
-      resource: 'tripFiles',
-      entityId: id,
-    })
-    mutationQueue.flush().catch(() => {})
-    return { success: true }
+    const result = await filesApi.list(tripId)
+    upsertTripFiles(result.files)
+    return result
   },
 }

client/src/repo/packingRepo.ts

@@ -4,80 +4,85 @@ import { mutationQueue, generateUUID } from '../sync/mutationQueue'
 import type { PackingItem } from '../types'
 
 export const packingRepo = {
-  async list(tripId: number | string): Promise<{ items: PackingItem[]; refresh: Promise<{ items: PackingItem[] } | null> }> {
-    const cached = await offlineDb.packingItems
-      .where('trip_id')
-      .equals(Number(tripId))
-      .toArray()
-
-    const refresh = (async () => {
-      try {
-        const result = await packingApi.list(tripId)
-        upsertPackingItems(result.items).catch(() => {})
-        return result
-      } catch {
-        return null
-      }
-    })()
-
-    if (cached.length > 0) return { items: cached, refresh }
-
-    const fresh = await refresh
-    if (!fresh) return { items: [], refresh: Promise.resolve(null) }
-    return { items: fresh.items, refresh: Promise.resolve(null) }
+  async list(tripId: number | string): Promise<{ items: PackingItem[] }> {
+    if (!navigator.onLine) {
+      const cached = await offlineDb.packingItems
+        .where('trip_id')
+        .equals(Number(tripId))
+        .toArray()
+      return { items: cached }
+    }
+    const result = await packingApi.list(tripId)
+    upsertPackingItems(result.items)
+    return result
   },
 
   async create(tripId: number | string, data: Record<string, unknown>): Promise<{ item: PackingItem }> {
-    const tempId = -(Date.now())
-    const tempItem: PackingItem = {
-      ...(data as Partial<PackingItem>),
-      id: tempId,
-      trip_id: Number(tripId),
-      name: (data.name as string) ?? 'New item',
-      checked: 0,
-    } as PackingItem
-    await offlineDb.packingItems.put(tempItem)
-    await mutationQueue.enqueue({
-      id: generateUUID(),
-      tripId: Number(tripId),
-      method: 'POST',
-      url: `/trips/${tripId}/packing`,
-      body: data,
-      resource: 'packingItems',
-      tempId,
-    })
-    mutationQueue.flush().catch(() => {})
-    return { item: tempItem }
+    if (!navigator.onLine) {
+      const tempId = -(Date.now())
+      const tempItem: PackingItem = {
+        ...(data as Partial<PackingItem>),
+        id: tempId,
+        trip_id: Number(tripId),
+        name: (data.name as string) ?? 'New item',
+        checked: 0,
+      } as PackingItem
+      await offlineDb.packingItems.put(tempItem)
+      const id = generateUUID()
+      await mutationQueue.enqueue({
+        id,
+        tripId: Number(tripId),
+        method: 'POST',
+        url: `/trips/${tripId}/packing`,
+        body: data,
+        resource: 'packingItems',
+        tempId,
+      })
+      return { item: tempItem }
+    }
+    const result = await packingApi.create(tripId, data)
+    offlineDb.packingItems.put(result.item)
+    return result
   },
 
   async update(tripId: number | string, id: number, data: Record<string, unknown>): Promise<{ item: PackingItem }> {
-    const existing = await offlineDb.packingItems.get(id)
-    const optimistic: PackingItem = { ...(existing ?? {} as PackingItem), ...(data as Partial<PackingItem>), id }
-    await offlineDb.packingItems.put(optimistic)
-    await mutationQueue.enqueue({
-      id: generateUUID(),
-      tripId: Number(tripId),
-      method: 'PUT',
-      url: `/trips/${tripId}/packing/${id}`,
-      body: data,
-      resource: 'packingItems',
-    })
-    mutationQueue.flush().catch(() => {})
-    return { item: optimistic }
+    if (!navigator.onLine) {
+      const existing = await offlineDb.packingItems.get(id)
+      const optimistic: PackingItem = { ...(existing ?? {} as PackingItem), ...(data as Partial<PackingItem>), id }
+      await offlineDb.packingItems.put(optimistic)
+      const mutId = generateUUID()
+      await mutationQueue.enqueue({
+        id: mutId,
+        tripId: Number(tripId),
+        method: 'PUT',
+        url: `/trips/${tripId}/packing/${id}`,
+        body: data,
+        resource: 'packingItems',
+      })
+      return { item: optimistic }
+    }
+    const result = await packingApi.update(tripId, id, data)
+    offlineDb.packingItems.put(result.item)
+    return result
   },
 
   async delete(tripId: number | string, id: number): Promise<unknown> {
-    await offlineDb.packingItems.delete(id)
-    await mutationQueue.enqueue({
-      id: generateUUID(),
-      tripId: Number(tripId),
-      method: 'DELETE',
-      url: `/trips/${tripId}/packing/${id}`,
-      body: undefined,
-      resource: 'packingItems',
-      entityId: id,
-    })
-    mutationQueue.flush().catch(() => {})
-    return { success: true }
+    if (!navigator.onLine) {
+      await offlineDb.packingItems.delete(id)
+      const mutId = generateUUID()
+      await mutationQueue.enqueue({
+        id: mutId,
+        tripId: Number(tripId),
+        method: 'DELETE',
+        url: `/trips/${tripId}/packing/${id}`,
+        body: undefined,
+        resource: 'packingItems',
+        entityId: id,
+      })
+      return { success: true }
+    }
+    const result = await packingApi.delete(tripId, id)
+    offlineDb.packingItems.delete(id)
+    return result
   },
 }

client/src/repo/placeRepo.ts

@@ -4,96 +4,106 @@ import { mutationQueue, generateUUID } from '../sync/mutationQueue'
 import type { Place } from '../types'
 
 export const placeRepo = {
-  async list(tripId: number | string, params?: Record<string, unknown>): Promise<{ places: Place[]; refresh: Promise<{ places: Place[] } | null> }> {
-    const cached = await offlineDb.places
-      .where('trip_id')
-      .equals(Number(tripId))
-      .toArray()
-
-    const refresh = (async () => {
-      try {
-        const result = await placesApi.list(tripId, params)
-        upsertPlaces(result.places).catch(() => {})
-        return result
-      } catch {
-        return null
-      }
-    })()
-
-    if (cached.length > 0) return { places: cached, refresh }
-
-    const fresh = await refresh
-    if (!fresh) return { places: [], refresh: Promise.resolve(null) }
-    return { places: fresh.places, refresh: Promise.resolve(null) }
+  async list(tripId: number | string, params?: Record<string, unknown>): Promise<{ places: Place[] }> {
+    if (!navigator.onLine) {
+      const cached = await offlineDb.places
+        .where('trip_id')
+        .equals(Number(tripId))
+        .toArray()
+      return { places: cached }
+    }
+    const result = await placesApi.list(tripId, params)
+    upsertPlaces(result.places)
+    return result
   },
 
   async create(tripId: number | string, data: Record<string, unknown>): Promise<{ place: Place }> {
-    const tempId = -(Date.now())
-    const tempPlace: Place = {
-      ...(data as Partial<Place>),
-      id: tempId,
-      trip_id: Number(tripId),
-      name: (data.name as string) ?? 'New place',
-    } as Place
-    await offlineDb.places.put(tempPlace)
-    await mutationQueue.enqueue({
-      id: generateUUID(),
-      tripId: Number(tripId),
-      method: 'POST',
-      url: `/trips/${tripId}/places`,
-      body: data,
-      resource: 'places',
-      tempId,
-    })
-    mutationQueue.flush().catch(() => {})
-    return { place: tempPlace }
+    if (!navigator.onLine) {
+      const tempId = -(Date.now())
+      const tempPlace: Place = {
+        ...(data as Partial<Place>),
+        id: tempId,
+        trip_id: Number(tripId),
+        name: (data.name as string) ?? 'New place',
+      } as Place
+      await offlineDb.places.put(tempPlace)
+      const id = generateUUID()
+      await mutationQueue.enqueue({
+        id,
+        tripId: Number(tripId),
+        method: 'POST',
+        url: `/trips/${tripId}/places`,
+        body: data,
+        resource: 'places',
+        tempId,
+      })
+      return { place: tempPlace }
+    }
+    const result = await placesApi.create(tripId, data)
+    offlineDb.places.put(result.place)
+    return result
   },
 
   async update(tripId: number | string, id: number | string, data: Record<string, unknown>): Promise<{ place: Place }> {
-    const existing = await offlineDb.places.get(Number(id))
-    const optimistic: Place = { ...(existing ?? {} as Place), ...(data as Partial<Place>), id: Number(id) }
-    await offlineDb.places.put(optimistic)
-    await mutationQueue.enqueue({
-      id: generateUUID(),
-      tripId: Number(tripId),
-      method: 'PUT',
-      url: `/trips/${tripId}/places/${id}`,
-      body: data,
-      resource: 'places',
-    })
-    mutationQueue.flush().catch(() => {})
-    return { place: optimistic }
+    if (!navigator.onLine) {
+      const existing = await offlineDb.places.get(Number(id))
+      const optimistic: Place = { ...(existing ?? {} as Place), ...(data as Partial<Place>), id: Number(id) }
+      await offlineDb.places.put(optimistic)
+      const mutId = generateUUID()
+      await mutationQueue.enqueue({
+        id: mutId,
+        tripId: Number(tripId),
+        method: 'PUT',
+        url: `/trips/${tripId}/places/${id}`,
+        body: data,
+        resource: 'places',
+      })
+      return { place: optimistic }
+    }
+    const result = await placesApi.update(tripId, id, data)
+    offlineDb.places.put(result.place)
+    return result
   },
 
   async delete(tripId: number | string, id: number | string): Promise<unknown> {
-    await offlineDb.places.delete(Number(id))
-    await mutationQueue.enqueue({
-      id: generateUUID(),
-      tripId: Number(tripId),
-      method: 'DELETE',
-      url: `/trips/${tripId}/places/${id}`,
-      body: undefined,
-      resource: 'places',
-      entityId: Number(id),
-    })
-    mutationQueue.flush().catch(() => {})
-    return { success: true }
-  },
-
-  async deleteMany(tripId: number | string, ids: number[]): Promise<unknown> {
-    await offlineDb.places.bulkDelete(ids)
-    for (const id of ids) {
+    if (!navigator.onLine) {
+      await offlineDb.places.delete(Number(id))
+      const mutId = generateUUID()
       await mutationQueue.enqueue({
-        id: generateUUID(),
+        id: mutId,
         tripId: Number(tripId),
         method: 'DELETE',
         url: `/trips/${tripId}/places/${id}`,
         body: undefined,
         resource: 'places',
-        entityId: id,
+        entityId: Number(id),
       })
+      return { success: true }
     }
-    mutationQueue.flush().catch(() => {})
-    return { deleted: ids, count: ids.length }
+    const result = await placesApi.delete(tripId, id)
+    offlineDb.places.delete(Number(id))
+    return result
+  },
+
+  async deleteMany(tripId: number | string, ids: number[]): Promise<unknown> {
+    if (!navigator.onLine) {
+      await offlineDb.places.bulkDelete(ids)
+      for (const id of ids) {
+        const mutId = generateUUID()
+        await mutationQueue.enqueue({
+          id: mutId,
+          tripId: Number(tripId),
+          method: 'DELETE',
+          url: `/trips/${tripId}/places/${id}`,
+          body: undefined,
+          resource: 'places',
+          entityId: id,
+        })
+      }
+      return { deleted: ids, count: ids.length }
+    }
+    const result = await placesApi.bulkDelete(tripId, ids)
+    await offlineDb.places.bulkDelete(ids)
+    return result
   },
 }

client/src/repo/reservationRepo.ts

@@ -1,90 +1,18 @@
 import { reservationsApi } from '../api/client'
 import { offlineDb, upsertReservations } from '../db/offlineDb'
-import { mutationQueue, generateUUID } from '../sync/mutationQueue'
 import type { Reservation } from '../types'
 
 export const reservationRepo = {
-  async list(tripId: number | string): Promise<{ reservations: Reservation[]; refresh: Promise<{ reservations: Reservation[] } | null> }> {
-    const cached = await offlineDb.reservations
-      .where('trip_id')
-      .equals(Number(tripId))
-      .toArray()
-
-    const refresh = (async () => {
-      try {
-        const result = await reservationsApi.list(tripId)
-        upsertReservations(result.reservations).catch(() => {})
-        return result
-      } catch {
-        return null
-      }
-    })()
-
-    if (cached.length > 0) return { reservations: cached, refresh }
-
-    const fresh = await refresh
-    if (!fresh) return { reservations: [], refresh: Promise.resolve(null) }
-    return { reservations: fresh.reservations, refresh: Promise.resolve(null) }
-  },
-
-  async create(tripId: number | string, data: Record<string, unknown>): Promise<{ reservation: Reservation }> {
-    const tempId = -(Date.now())
-    const tempReservation: Reservation = {
-      ...(data as Partial<Reservation>),
-      id: tempId,
-      trip_id: Number(tripId),
-      name: (data.name as string) ?? 'New reservation',
-      type: (data.type as string) ?? 'other',
-      status: 'pending',
-      date: (data.date as string) ?? null,
-      time: null,
-      confirmation_number: null,
-      notes: null,
-      url: null,
-      created_at: new Date().toISOString(),
-    } as Reservation
-    await offlineDb.reservations.put(tempReservation)
-    await mutationQueue.enqueue({
-      id: generateUUID(),
-      tripId: Number(tripId),
-      method: 'POST',
-      url: `/trips/${tripId}/reservations`,
-      body: data,
-      resource: 'reservations',
-      tempId,
-    })
-    mutationQueue.flush().catch(() => {})
-    return { reservation: tempReservation }
-  },
-
-  async update(tripId: number | string, id: number, data: Record<string, unknown>): Promise<{ reservation: Reservation }> {
-    const existing = await offlineDb.reservations.get(id)
-    const optimistic: Reservation = { ...(existing ?? {} as Reservation), ...(data as Partial<Reservation>), id }
-    await offlineDb.reservations.put(optimistic)
-    await mutationQueue.enqueue({
-      id: generateUUID(),
-      tripId: Number(tripId),
-      method: 'PUT',
-      url: `/trips/${tripId}/reservations/${id}`,
-      body: data,
-      resource: 'reservations',
-    })
-    mutationQueue.flush().catch(() => {})
-    return { reservation: optimistic }
-  },
-
-  async delete(tripId: number | string, id: number): Promise<unknown> {
-    await offlineDb.reservations.delete(id)
-    await mutationQueue.enqueue({
-      id: generateUUID(),
-      tripId: Number(tripId),
-      method: 'DELETE',
-      url: `/trips/${tripId}/reservations/${id}`,
-      body: undefined,
-      resource: 'reservations',
-      entityId: id,
-    })
-    mutationQueue.flush().catch(() => {})
-    return { success: true }
+  async list(tripId: number | string): Promise<{ reservations: Reservation[] }> {
+    if (!navigator.onLine) {
+      const cached = await offlineDb.reservations
+        .where('trip_id')
+        .equals(Number(tripId))
+        .toArray()
+      return { reservations: cached }
+    }
+    const result = await reservationsApi.list(tripId)
+    upsertReservations(result.reservations)
+    return result
   },
 }

client/src/repo/todoRepo.ts

@@ -1,88 +1,18 @@
 import { todoApi } from '../api/client'
 import { offlineDb, upsertTodoItems } from '../db/offlineDb'
-import { mutationQueue, generateUUID } from '../sync/mutationQueue'
 import type { TodoItem } from '../types'
 
 export const todoRepo = {
-  async list(tripId: number | string): Promise<{ items: TodoItem[]; refresh: Promise<{ items: TodoItem[] } | null> }> {
-    const cached = await offlineDb.todoItems
-      .where('trip_id')
-      .equals(Number(tripId))
-      .toArray()
-
-    const refresh = (async () => {
-      try {
-        const result = await todoApi.list(tripId)
-        upsertTodoItems(result.items).catch(() => {})
-        return result
-      } catch {
-        return null
-      }
-    })()
-
-    if (cached.length > 0) return { items: cached, refresh }
-
-    const fresh = await refresh
-    if (!fresh) return { items: [], refresh: Promise.resolve(null) }
-    return { items: fresh.items, refresh: Promise.resolve(null) }
-  },
-
-  async create(tripId: number | string, data: Record<string, unknown>): Promise<{ item: TodoItem }> {
-    const tempId = -(Date.now())
-    const tempItem: TodoItem = {
-      ...(data as Partial<TodoItem>),
-      id: tempId,
-      trip_id: Number(tripId),
-      name: (data.name as string) ?? 'New todo',
-      checked: 0,
-      sort_order: 0,
-      due_date: null,
-      description: null,
-      assigned_user_id: null,
-      priority: 0,
-    } as TodoItem
-    await offlineDb.todoItems.put(tempItem)
-    await mutationQueue.enqueue({
-      id: generateUUID(),
-      tripId: Number(tripId),
-      method: 'POST',
-      url: `/trips/${tripId}/todo`,
-      body: data,
-      resource: 'todoItems',
-      tempId,
-    })
-    mutationQueue.flush().catch(() => {})
-    return { item: tempItem }
-  },
-
-  async update(tripId: number | string, id: number, data: Record<string, unknown>): Promise<{ item: TodoItem }> {
-    const existing = await offlineDb.todoItems.get(id)
-    const optimistic: TodoItem = { ...(existing ?? {} as TodoItem), ...(data as Partial<TodoItem>), id }
-    await offlineDb.todoItems.put(optimistic)
-    await mutationQueue.enqueue({
-      id: generateUUID(),
-      tripId: Number(tripId),
-      method: 'PUT',
-      url: `/trips/${tripId}/todo/${id}`,
-      body: data,
-      resource: 'todoItems',
-    })
-    mutationQueue.flush().catch(() => {})
-    return { item: optimistic }
-  },
-
-  async delete(tripId: number | string, id: number): Promise<unknown> {
-    await offlineDb.todoItems.delete(id)
-    await mutationQueue.enqueue({
-      id: generateUUID(),
-      tripId: Number(tripId),
-      method: 'DELETE',
-      url: `/trips/${tripId}/todo/${id}`,
-      body: undefined,
-      resource: 'todoItems',
-      entityId: id,
-    })
-    mutationQueue.flush().catch(() => {})
-    return { success: true }
+  async list(tripId: number | string): Promise<{ items: TodoItem[] }> {
+    if (!navigator.onLine) {
+      const cached = await offlineDb.todoItems
+        .where('trip_id')
+        .equals(Number(tripId))
+        .toArray()
+      return { items: cached }
+    }
+    const result = await todoApi.list(tripId)
+    upsertTodoItems(result.items)
+    return result
   },
 }

client/src/repo/tripRepo.ts

@@ -1,88 +1,33 @@
 import { tripsApi } from '../api/client'
 import { offlineDb, upsertTrip } from '../db/offlineDb'
-import { mutationQueue, generateUUID } from '../sync/mutationQueue'
 import type { Trip } from '../types'
 
-type TripsRefresh = Promise<{ trips: Trip[]; archivedTrips: Trip[] } | null>
-type TripRefresh = Promise<{ trip: Trip } | null>
-
 export const tripRepo = {
-  async list(): Promise<{ trips: Trip[]; archivedTrips: Trip[]; refresh: TripsRefresh }> {
-    // Guard: if Dexie is in a bad state (e.g. externally deleted while tab was
-    // open and the versionchange close() races with this read), fall back to the
-    // cold/network path rather than throwing or hanging.
-    const all = await Promise.race([
-      offlineDb.trips.toArray().catch(() => [] as Trip[]),
-      new Promise<Trip[]>(resolve => setTimeout(() => resolve([]), 2000)),
-    ])
-
-    const refresh: TripsRefresh = (async () => {
-      try {
-        const [active, archived] = await Promise.all([
-          tripsApi.list(),
-          tripsApi.list({ archived: 1 }),
-        ])
-        // Fire-and-forget IDB writes: returning data immediately unblocks the cold
-        // path even when Dexie write transactions stall after an external DB clear.
-        Promise.all([
-          ...active.trips.map(t => upsertTrip(t)),
-          ...archived.trips.map(t => upsertTrip(t)),
-        ]).catch(() => {})
-        return { trips: active.trips, archivedTrips: archived.trips }
-      } catch {
-        return null
-      }
-    })()
-
-    if (all.length > 0) {
+  async list(): Promise<{ trips: Trip[]; archivedTrips: Trip[] }> {
+    if (!navigator.onLine) {
+      const all = await offlineDb.trips.toArray()
       return {
         trips: all.filter(t => !t.is_archived),
         archivedTrips: all.filter(t => t.is_archived),
-        refresh,
       }
     }
-
-    const fresh = await refresh
-    if (!fresh) return { trips: [], archivedTrips: [], refresh: Promise.resolve(null) }
-    return { ...fresh, refresh: Promise.resolve(null) }
-  },
-
-  async get(tripId: number | string): Promise<{ trip: Trip; refresh: TripRefresh }> {
-    const cached = await Promise.race([
-      offlineDb.trips.get(Number(tripId)).catch(() => undefined),
-      new Promise<undefined>(resolve => setTimeout(() => resolve(undefined), 2000)),
+    const [active, archived] = await Promise.all([
+      tripsApi.list(),
+      tripsApi.list({ archived: 1 }),
     ])
-
-    const refresh: TripRefresh = (async () => {
-      try {
-        const result = await tripsApi.get(tripId)
-        upsertTrip(result.trip).catch(() => {})
-        return result
-      } catch {
-        return null
-      }
-    })()
-
-    if (cached) return { trip: cached, refresh }
-
-    const fresh = await refresh
-    if (!fresh) throw new Error('No cached trip data available offline')
-    return { trip: fresh.trip, refresh: Promise.resolve(null) }
+    active.trips.forEach(t => upsertTrip(t))
+    archived.trips.forEach(t => upsertTrip(t))
+    return { trips: active.trips, archivedTrips: archived.trips }
   },
 
-  async update(tripId: number | string, data: Partial<Trip>): Promise<{ trip: Trip }> {
-    const existing = await offlineDb.trips.get(Number(tripId))
-    const optimistic: Trip = { ...(existing ?? {} as Trip), ...(data as Partial<Trip>), id: Number(tripId) }
-    await offlineDb.trips.put(optimistic)
-    await mutationQueue.enqueue({
-      id: generateUUID(),
-      tripId: Number(tripId),
-      method: 'PUT',
-      url: `/trips/${tripId}`,
-      body: data as Record<string, unknown>,
-      resource: 'trips',
-    })
-    mutationQueue.flush().catch(() => {})
-    return { trip: optimistic }
+  async get(tripId: number | string): Promise<{ trip: Trip }> {
+    if (!navigator.onLine) {
+      const cached = await offlineDb.trips.get(Number(tripId))
+      if (cached) return { trip: cached }
+      throw new Error('No cached trip data available offline')
+    }
+    const result = await tripsApi.get(tripId)
+    upsertTrip(result.trip)
+    return result
   },
 }

client/src/store/authStore.ts

@@ -4,6 +4,7 @@ import { authApi } from '../api/client'
 import { connect, disconnect } from '../api/websocket'
 import type { User } from '../types'
 import { getApiErrorMessage } from '../types'
+import { tripSyncManager } from '../sync/tripSyncManager'
 import { clearAll } from '../db/offlineDb'
 import { useSystemNoticeStore } from './systemNoticeStore.js'
 
@@ -99,6 +100,7 @@ export const useAuthStore = create<AuthState>()(
         error: null,
       })
       connect()
+      tripSyncManager.syncAll().catch(console.error)
       if (!data.user?.must_change_password) {
         useSystemNoticeStore.getState().fetch()
       }
@@ -122,6 +124,7 @@ export const useAuthStore = create<AuthState>()(
         error: null,
       })
       connect()
+      tripSyncManager.syncAll().catch(console.error)
       if (!data.user?.must_change_password) {
         useSystemNoticeStore.getState().fetch()
       }
@@ -145,6 +148,7 @@ export const useAuthStore = create<AuthState>()(
         error: null,
       })
       connect()
+      tripSyncManager.syncAll().catch(console.error)
       useSystemNoticeStore.getState().fetch()
       return data
     } catch (err: unknown) {

client/src/store/slices/assignmentsSlice.ts

@@ -1,6 +1,4 @@
 import { assignmentsApi } from '../../api/client'
-import { offlineDb } from '../../db/offlineDb'
-import { mutationQueue, generateUUID } from '../../sync/mutationQueue'
 import type { StoreApi } from 'zustand'
 import type { TripStoreState } from '../tripStore'
 import type { Assignment, AssignmentsMap } from '../../types'
@@ -42,23 +40,6 @@ export const createAssignmentsSlice = (set: SetState, get: GetState): Assignment
       }
     }))
 
-    if (!navigator.onLine) {
-      const day = await offlineDb.days.get(parseInt(String(dayId)))
-      if (day) {
-        const updated = [...(day.assignments || [])]
-        updated.splice(insertIdx, 0, tempAssignment)
-        await offlineDb.days.put({ ...day, assignments: updated })
-      }
-      await mutationQueue.enqueue({
-        id: generateUUID(),
-        tripId: Number(tripId),
-        method: 'POST',
-        url: `/trips/${tripId}/days/${dayId}/assignments`,
-        body: { place_id: placeId },
-      })
-      return tempAssignment
-    }
-
     try {
       const data = await assignmentsApi.create(tripId, dayId, { place_id: placeId })
       const newAssignment: Assignment = {
@@ -118,24 +99,6 @@ export const createAssignmentsSlice = (set: SetState, get: GetState): Assignment
       }
     }))
 
-    if (!navigator.onLine) {
-      const day = await offlineDb.days.get(parseInt(String(dayId)))
-      if (day) {
-        await offlineDb.days.put({
-          ...day,
-          assignments: (day.assignments || []).filter(a => a.id !== assignmentId),
-        })
-      }
-      await mutationQueue.enqueue({
-        id: generateUUID(),
-        tripId: Number(tripId),
-        method: 'DELETE',
-        url: `/trips/${tripId}/days/${dayId}/assignments/${assignmentId}`,
-        body: undefined,
-      })
-      return
-    }
-
     try {
       await assignmentsApi.delete(tripId, dayId, assignmentId)
     } catch (err: unknown) {

client/src/store/slices/budgetSlice.test.ts

@@ -4,11 +4,8 @@ import { server } from '../../../tests/helpers/msw/server';
 import { resetAllStores, seedStore } from '../../../tests/helpers/store';
 import { buildBudgetItem } from '../../../tests/helpers/factories';
 import { useTripStore } from '../tripStore';
-import { offlineDb } from '../../db/offlineDb';
 
-beforeEach(async () => {
-  await new Promise<void>(resolve => setTimeout(resolve, 0));
-  await Promise.all(offlineDb.tables.map(t => t.clear()));
+beforeEach(() => {
   resetAllStores();
   server.resetHandlers();
 });
@@ -37,28 +34,25 @@ describe('budgetSlice', () => {
     expect(useTripStore.getState().budgetItems).toEqual([]);
   });
 
-  it('FE-STORE-BUDGET-003: addBudgetItem appends to store optimistically', async () => {
+  it('FE-STORE-BUDGET-003: addBudgetItem appends to store and returns item', async () => {
+    const newItem = buildBudgetItem({ name: 'Hotel', trip_id: 1 });
     server.use(
       http.post('/api/trips/1/budget', () =>
-        HttpResponse.json({ item: buildBudgetItem({ name: 'Hotel', trip_id: 1 }) })
+        HttpResponse.json({ item: newItem })
       )
     );
     const result = await useTripStore.getState().addBudgetItem(1, { name: 'Hotel' });
-    expect(result.name).toBe('Hotel');
-    const items = useTripStore.getState().budgetItems;
-    expect(items).toHaveLength(1);
-    expect(items[0].name).toBe('Hotel');
+    expect(result.id).toBe(newItem.id);
+    expect(useTripStore.getState().budgetItems).toContainEqual(newItem);
   });
 
-  it('FE-STORE-BUDGET-004: addBudgetItem adds item optimistically even on API error', async () => {
+  it('FE-STORE-BUDGET-004: addBudgetItem throws on API error', async () => {
     server.use(
       http.post('/api/trips/1/budget', () =>
         HttpResponse.json({ error: 'Validation failed' }, { status: 422 })
       )
     );
-    const result = await useTripStore.getState().addBudgetItem(1, { name: 'Item' });
-    expect(result.name).toBe('Item');
-    expect(useTripStore.getState().budgetItems).toHaveLength(1);
+    await expect(useTripStore.getState().addBudgetItem(1, {})).rejects.toThrow();
   });
 
   it('FE-STORE-BUDGET-005: updateBudgetItem replaces item in store', async () => {
@@ -77,21 +71,24 @@ describe('budgetSlice', () => {
     expect(items[0].name).toBe('New');
   });
 
-  it('FE-STORE-BUDGET-006: updateBudgetItem resolves and updates store optimistically', async () => {
-    const existing = buildBudgetItem({ id: 20, trip_id: 1, amount: 100 });
+  it('FE-STORE-BUDGET-006: updateBudgetItem calls loadReservations when reservation_id + total_price provided', async () => {
+    const existing = buildBudgetItem({ id: 20, trip_id: 1 });
     seedStore(useTripStore, { budgetItems: [existing] });
 
+    const loadReservations = vi.fn().mockResolvedValue(undefined);
+    seedStore(useTripStore, { loadReservations });
+
+    const itemWithReservation = { ...existing, reservation_id: 99 };
     server.use(
       http.put('/api/trips/1/budget/20', () =>
-        HttpResponse.json({ item: { ...existing, amount: 50 } })
+        HttpResponse.json({ item: itemWithReservation })
       )
     );
-    const result = await useTripStore.getState().updateBudgetItem(1, 20, { amount: 50 });
-    expect(result.amount).toBe(50);
-    expect(useTripStore.getState().budgetItems[0].amount).toBe(50);
+    await useTripStore.getState().updateBudgetItem(1, 20, { total_price: 50 });
+    expect(loadReservations).toHaveBeenCalledWith(1);
   });
 
-  it('FE-STORE-BUDGET-007: deleteBudgetItem removes item permanently even on API error', async () => {
+  it('FE-STORE-BUDGET-007: deleteBudgetItem optimistically removes and rolls back on error', async () => {
     const item = buildBudgetItem({ id: 5, trip_id: 1 });
     seedStore(useTripStore, { budgetItems: [item] });
 
@@ -100,9 +97,11 @@ describe('budgetSlice', () => {
         HttpResponse.json({ error: 'forbidden' }, { status: 403 })
       )
     );
-    await useTripStore.getState().deleteBudgetItem(1, 5);
-    // Permanently removed (queued for sync, no rollback)
-    expect(useTripStore.getState().budgetItems).toHaveLength(0);
+    // The item is removed immediately (optimistic), then restored on error
+    const deletePromise = useTripStore.getState().deleteBudgetItem(1, 5);
+    await expect(deletePromise).rejects.toThrow();
+    // After rollback, item is back
+    expect(useTripStore.getState().budgetItems).toContainEqual(item);
   });
 
   it('FE-STORE-BUDGET-008: setBudgetItemMembers updates members on matching item', async () => {

client/src/store/slices/budgetSlice.ts

@@ -24,9 +24,6 @@ export const createBudgetSlice = (set: SetState, get: GetState): BudgetSlice =>
     try {
       const data = await budgetRepo.list(tripId)
       set({ budgetItems: data.items })
-      data.refresh.then(fresh => {
-        if (fresh) set({ budgetItems: fresh.items })
-      }).catch(() => {})
     } catch (err: unknown) {
       console.error('Failed to load budget items:', err)
     }
@@ -34,7 +31,7 @@ export const createBudgetSlice = (set: SetState, get: GetState): BudgetSlice =>
 
   addBudgetItem: async (tripId, data) => {
     try {
-      const result = await budgetRepo.create(tripId, data as Record<string, unknown>)
+      const result = await budgetApi.create(tripId, data)
       set(state => ({ budgetItems: [...state.budgetItems, result.item] }))
       return result.item
     } catch (err: unknown) {
@@ -44,7 +41,7 @@ export const createBudgetSlice = (set: SetState, get: GetState): BudgetSlice =>
 
   updateBudgetItem: async (tripId, id, data) => {
     try {
-      const result = await budgetRepo.update(tripId, id, data as Record<string, unknown>)
+      const result = await budgetApi.update(tripId, id, data)
       set(state => ({
         budgetItems: state.budgetItems.map(item => item.id === id ? result.item : item)
       }))
@@ -61,7 +58,7 @@ export const createBudgetSlice = (set: SetState, get: GetState): BudgetSlice =>
     const prev = get().budgetItems
     set(state => ({ budgetItems: state.budgetItems.filter(item => item.id !== id) }))
     try {
-      await budgetRepo.delete(tripId, id)
+      await budgetApi.delete(tripId, id)
     } catch (err: unknown) {
       set({ budgetItems: prev })
       throw new Error(getApiErrorMessage(err, 'Error deleting budget item'))

client/src/store/slices/dayNotesSlice.ts

@@ -1,7 +1,4 @@
-import { dayNotesApi } from '../../api/client'
-import { offlineDb } from '../../db/offlineDb'
-import { dayRepo } from '../../repo/dayRepo'
-import { mutationQueue, generateUUID } from '../../sync/mutationQueue'
+import { daysApi, dayNotesApi } from '../../api/client'
 import type { StoreApi } from 'zustand'
 import type { TripStoreState } from '../tripStore'
 import type { DayNote } from '../../types'
@@ -22,7 +19,7 @@ export interface DayNotesSlice {
 export const createDayNotesSlice = (set: SetState, get: GetState): DayNotesSlice => ({
   updateDayNotes: async (tripId, dayId, notes) => {
     try {
-      await dayRepo.update(tripId, dayId, { notes })
+      await daysApi.update(tripId, dayId, { notes })
       set(state => ({
         days: state.days.map(d => d.id === parseInt(String(dayId)) ? { ...d, notes } : d)
       }))
@@ -33,7 +30,7 @@ export const createDayNotesSlice = (set: SetState, get: GetState): DayNotesSlice
 
   updateDayTitle: async (tripId, dayId, title) => {
     try {
-      await dayRepo.update(tripId, dayId, { title })
+      await daysApi.update(tripId, dayId, { title })
       set(state => ({
         days: state.days.map(d => d.id === parseInt(String(dayId)) ? { ...d, title } : d)
       }))
@@ -51,22 +48,6 @@ export const createDayNotesSlice = (set: SetState, get: GetState): DayNotesSlice
         [String(dayId)]: [...(state.dayNotes[String(dayId)] || []), tempNote],
       }
     }))
-
-    if (!navigator.onLine) {
-      const day = await offlineDb.days.get(Number(dayId))
-      if (day) {
-        await offlineDb.days.put({ ...day, notes_items: [...(day.notes_items || []), tempNote] })
-      }
-      await mutationQueue.enqueue({
-        id: generateUUID(),
-        tripId: Number(tripId),
-        method: 'POST',
-        url: `/trips/${tripId}/days/${dayId}/notes`,
-        body: data as Record<string, unknown>,
-      })
-      return tempNote
-    }
-
     try {
       const result = await dayNotesApi.create(tripId, dayId, data)
       set(state => ({
@@ -88,32 +69,6 @@ export const createDayNotesSlice = (set: SetState, get: GetState): DayNotesSlice
   },
 
   updateDayNote: async (tripId, dayId, id, data) => {
-    if (!navigator.onLine) {
-      const existing = get().dayNotes[String(dayId)]?.find(n => n.id === id)
-      const optimistic: DayNote = { ...(existing ?? {} as DayNote), ...(data as Partial<DayNote>), id }
-      set(state => ({
-        dayNotes: {
-          ...state.dayNotes,
-          [String(dayId)]: (state.dayNotes[String(dayId)] || []).map(n => n.id === id ? optimistic : n),
-        }
-      }))
-      const day = await offlineDb.days.get(Number(dayId))
-      if (day) {
-        await offlineDb.days.put({
-          ...day,
-          notes_items: (day.notes_items || []).map(n => n.id === id ? optimistic : n),
-        })
-      }
-      await mutationQueue.enqueue({
-        id: generateUUID(),
-        tripId: Number(tripId),
-        method: 'PUT',
-        url: `/trips/${tripId}/days/${dayId}/notes/${id}`,
-        body: data as Record<string, unknown>,
-      })
-      return optimistic
-    }
-
     try {
       const result = await dayNotesApi.update(tripId, dayId, id, data)
       set(state => ({
@@ -136,25 +91,6 @@ export const createDayNotesSlice = (set: SetState, get: GetState): DayNotesSlice
         [String(dayId)]: (state.dayNotes[String(dayId)] || []).filter(n => n.id !== id),
       }
     }))
-
-    if (!navigator.onLine) {
-      const day = await offlineDb.days.get(Number(dayId))
-      if (day) {
-        await offlineDb.days.put({
-          ...day,
-          notes_items: (day.notes_items || []).filter(n => n.id !== id),
-        })
-      }
-      await mutationQueue.enqueue({
-        id: generateUUID(),
-        tripId: Number(tripId),
-        method: 'DELETE',
-        url: `/trips/${tripId}/days/${dayId}/notes/${id}`,
-        body: undefined,
-      })
-      return
-    }
-
     try {
       await dayNotesApi.delete(tripId, dayId, id)
     } catch (err: unknown) {

client/src/store/slices/filesSlice.ts

@@ -35,12 +35,10 @@ export const createFilesSlice = (set: SetState, get: GetState): FilesSlice => ({
   },
 
   deleteFile: async (tripId, id) => {
-    const prev = get().files
-    set(state => ({ files: state.files.filter(f => f.id !== id) }))
     try {
-      await fileRepo.delete(tripId, id)
+      await filesApi.delete(tripId, id)
+      set(state => ({ files: state.files.filter(f => f.id !== id) }))
     } catch (err: unknown) {
-      set({ files: prev })
       throw new Error(getApiErrorMessage(err, 'Error deleting file'))
     }
   },

client/src/store/slices/placesSlice.ts

@@ -20,9 +20,6 @@ export const createPlacesSlice = (set: SetState, get: GetState): PlacesSlice =>
     try {
       const data = await placeRepo.list(tripId)
       set({ places: data.places })
-      data.refresh.then(fresh => {
-        if (fresh) set({ places: fresh.places })
-      }).catch(() => {})
     } catch (err: unknown) {
       console.error('Failed to refresh places:', err)
     }

client/src/store/slices/reservationsSlice.ts

@@ -1,3 +1,4 @@
+import { reservationsApi } from '../../api/client'
 import { reservationRepo } from '../../repo/reservationRepo'
 import type { StoreApi } from 'zustand'
 import type { TripStoreState } from '../tripStore'
@@ -27,7 +28,7 @@ export const createReservationsSlice = (set: SetState, get: GetState): Reservati
 
   addReservation: async (tripId, data) => {
     try {
-      const result = await reservationRepo.create(tripId, data as Record<string, unknown>)
+      const result = await reservationsApi.create(tripId, data)
       set(state => ({ reservations: [result.reservation, ...state.reservations] }))
       return result.reservation
     } catch (err: unknown) {
@@ -37,7 +38,7 @@ export const createReservationsSlice = (set: SetState, get: GetState): Reservati
 
   updateReservation: async (tripId, id, data) => {
     try {
-      const result = await reservationRepo.update(tripId, id, data as Record<string, unknown>)
+      const result = await reservationsApi.update(tripId, id, data)
       set(state => ({
         reservations: state.reservations.map(r => r.id === id ? result.reservation : r)
       }))
@@ -56,19 +57,17 @@ export const createReservationsSlice = (set: SetState, get: GetState): Reservati
       reservations: state.reservations.map(r => r.id === id ? { ...r, status: newStatus } : r)
     }))
     try {
-      await reservationRepo.update(tripId, id, { status: newStatus })
+      await reservationsApi.update(tripId, id, { status: newStatus })
     } catch {
       set({ reservations: prev })
     }
   },
 
   deleteReservation: async (tripId, id) => {
-    const prev = get().reservations
-    set(state => ({ reservations: state.reservations.filter(r => r.id !== id) }))
     try {
-      await reservationRepo.delete(tripId, id)
+      await reservationsApi.delete(tripId, id)
+      set(state => ({ reservations: state.reservations.filter(r => r.id !== id) }))
     } catch (err: unknown) {
-      set({ reservations: prev })
       throw new Error(getApiErrorMessage(err, 'Error deleting reservation'))
     }
   },

client/src/store/slices/todoSlice.ts

@@ -1,4 +1,4 @@
-import { todoRepo } from '../../repo/todoRepo'
+import { todoApi } from '../../api/client'
 import type { StoreApi } from 'zustand'
 import type { TripStoreState } from '../tripStore'
 import type { TodoItem } from '../../types'
@@ -17,7 +17,7 @@ export interface TodoSlice {
 export const createTodoSlice = (set: SetState, get: GetState): TodoSlice => ({
   addTodoItem: async (tripId, data) => {
     try {
-      const result = await todoRepo.create(tripId, data as Record<string, unknown>)
+      const result = await todoApi.create(tripId, data)
       set(state => ({ todoItems: [...state.todoItems, result.item] }))
       return result.item
     } catch (err: unknown) {
@@ -27,7 +27,7 @@ export const createTodoSlice = (set: SetState, get: GetState): TodoSlice => ({
 
   updateTodoItem: async (tripId, id, data) => {
     try {
-      const result = await todoRepo.update(tripId, id, data as Record<string, unknown>)
+      const result = await todoApi.update(tripId, id, data)
       set(state => ({
         todoItems: state.todoItems.map(item => item.id === id ? result.item : item)
       }))
@@ -41,7 +41,7 @@ export const createTodoSlice = (set: SetState, get: GetState): TodoSlice => ({
     const prev = get().todoItems
     set(state => ({ todoItems: state.todoItems.filter(item => item.id !== id) }))
     try {
-      await todoRepo.delete(tripId, id)
+      await todoApi.delete(tripId, id)
     } catch (err: unknown) {
       set({ todoItems: prev })
       throw new Error(getApiErrorMessage(err, 'Error deleting todo'))
@@ -55,7 +55,7 @@ export const createTodoSlice = (set: SetState, get: GetState): TodoSlice => ({
       )
     }))
     try {
-      await todoRepo.update(tripId, id, { checked })
+      await todoApi.update(tripId, id, { checked })
     } catch {
       set(state => ({
         todoItems: state.todoItems.map(item =>

client/src/store/tripStore.ts

@@ -1,7 +1,7 @@
 import { create } from 'zustand'
 import type { StoreApi } from 'zustand'
-import { tagsApi, categoriesApi } from '../api/client'
-import { offlineDb, upsertTags, upsertCategories } from '../db/offlineDb'
+import { tripsApi, tagsApi, categoriesApi } from '../api/client'
+import { offlineDb } from '../db/offlineDb'
 import { tripRepo } from '../repo/tripRepo'
 import { dayRepo } from '../repo/dayRepo'
 import { placeRepo } from '../repo/placeRepo'
@@ -89,38 +89,27 @@ export const useTripStore = create<TripStoreState>((set, get) => ({
   loadTrip: async (tripId: number | string) => {
     set({ isLoading: true, error: null })
     try {
-      // Fire tags/categories network refresh immediately — they're global (not trip-specific)
-      // and must be in-flight before the await below so MSW resolves them during the wait
-      const tagsRefresh = tagsApi.list()
-        .then(fresh => { upsertTags(fresh.tags).catch(() => {}); return fresh })
-        .catch(() => null)
-      const categoriesRefresh = categoriesApi.list()
-        .then(fresh => { upsertCategories(fresh.categories).catch(() => {}); return fresh })
-        .catch(() => null)
-
-      // All reads from IndexedDB — instant, no network wait
-      const [tripData, daysData, placesData, packingData, todoData, cachedTags, cachedCategories] = await Promise.all([
+      const [tripData, daysData, placesData, packingData, todoData, tagsData, categoriesData] = await Promise.all([
         tripRepo.get(tripId),
         dayRepo.list(tripId),
         placeRepo.list(tripId),
         packingRepo.list(tripId),
         todoRepo.list(tripId),
-        offlineDb.tags.toArray(),
-        offlineDb.categories.toArray(),
+        navigator.onLine
+          ? tagsApi.list().catch(() => offlineDb.tags.toArray().then(tags => ({ tags })))
+          : offlineDb.tags.toArray().then(tags => ({ tags })),
+        navigator.onLine
+          ? categoriesApi.list().catch(() => offlineDb.categories.toArray().then(categories => ({ categories })))
+          : offlineDb.categories.toArray().then(categories => ({ categories })),
       ])
 
-      const buildMaps = (days: Day[]) => {
-        const assignmentsMap: AssignmentsMap = {}
-        const dayNotesMap: DayNotesMap = {}
-        for (const day of days) {
-          assignmentsMap[String(day.id)] = day.assignments || []
-          dayNotesMap[String(day.id)] = day.notes_items || []
-        }
-        return { assignmentsMap, dayNotesMap }
+      const assignmentsMap: AssignmentsMap = {}
+      const dayNotesMap: DayNotesMap = {}
+      for (const day of daysData.days) {
+        assignmentsMap[String(day.id)] = day.assignments || []
+        dayNotesMap[String(day.id)] = day.notes_items || []
       }
 
-      const { assignmentsMap, dayNotesMap } = buildMaps(daysData.days)
-
       set({
         trip: tripData.trip,
         days: daysData.days,
@@ -129,36 +118,10 @@ export const useTripStore = create<TripStoreState>((set, get) => ({
         dayNotes: dayNotesMap,
         packingItems: packingData.items,
         todoItems: todoData.items,
-        tags: cachedTags,
-        categories: cachedCategories,
+        tags: tagsData.tags,
+        categories: categoriesData.categories,
         isLoading: false,
       })
-
-      // Apply background refreshes — update state when fresh data arrives
-      Promise.all([
-        tripData.refresh,
-        daysData.refresh,
-        placesData.refresh,
-        packingData.refresh,
-        todoData.refresh,
-        tagsRefresh,
-        categoriesRefresh,
-      ]).then(([freshTrip, freshDays, freshPlaces, freshPacking, freshTodo, freshTags, freshCategories]) => {
-        const updates: Partial<TripStoreState> = {}
-        if (freshTrip) updates.trip = freshTrip.trip
-        if (freshDays) {
-          const { assignmentsMap: am, dayNotesMap: dm } = buildMaps(freshDays.days)
-          updates.days = freshDays.days
-          updates.assignments = am
-          updates.dayNotes = dm
-        }
-        if (freshPlaces) updates.places = freshPlaces.places
-        if (freshPacking) updates.packingItems = freshPacking.items
-        if (freshTodo) updates.todoItems = freshTodo.items
-        if (freshTags) updates.tags = freshTags.tags
-        if (freshCategories) updates.categories = freshCategories.categories
-        if (Object.keys(updates).length > 0) set(updates)
-      }).catch(() => {})
     } catch (err: unknown) {
       const message = err instanceof Error ? err.message : 'Unknown error'
       set({ isLoading: false, error: message })
@@ -183,18 +146,16 @@ export const useTripStore = create<TripStoreState>((set, get) => ({
 
   updateTrip: async (tripId: number | string, data: Partial<Trip>) => {
     try {
-      const result = await tripRepo.update(tripId, data)
+      const result = await tripsApi.update(tripId, data)
       set({ trip: result.trip })
-      if (navigator.onLine) {
-        const daysData = await dayRepo.list(tripId)
-        const assignmentsMap: AssignmentsMap = {}
-        const dayNotesMap: DayNotesMap = {}
-        for (const day of daysData.days) {
-          assignmentsMap[String(day.id)] = day.assignments || []
-          dayNotesMap[String(day.id)] = day.notes_items || []
-        }
-        set({ days: daysData.days, assignments: assignmentsMap, dayNotes: dayNotesMap })
+      const daysData = await dayRepo.list(tripId)
+      const assignmentsMap: AssignmentsMap = {}
+      const dayNotesMap: DayNotesMap = {}
+      for (const day of daysData.days) {
+        assignmentsMap[String(day.id)] = day.assignments || []
+        dayNotesMap[String(day.id)] = day.notes_items || []
       }
+      set({ days: daysData.days, assignments: assignmentsMap, dayNotes: dayNotesMap })
       return result.trip
     } catch (err: unknown) {
       throw new Error(getApiErrorMessage(err, 'Error updating trip'))

client/src/sw.ts

@@ -1,170 +0,0 @@
-/// <reference lib="webworker" />
-
-import { clientsClaim } from 'workbox-core';
-import {
-  precacheAndRoute,
-  cleanupOutdatedCaches,
-  matchPrecache,
-} from 'workbox-precaching';
-import { registerRoute, NavigationRoute } from 'workbox-routing';
-import { NetworkFirst, CacheFirst, NetworkOnly } from 'workbox-strategies';
-import { ExpirationPlugin } from 'workbox-expiration';
-import { CacheableResponsePlugin } from 'workbox-cacheable-response';
-import {
-  DEFAULT_SW_CONFIG,
-  readSwConfigFromIDB,
-  validateSwConfig,
-  type SwCacheConfig,
-} from './sync/swConfig';
-
-declare const self: ServiceWorkerGlobalScope;
-
-self.skipWaiting();
-clientsClaim();
-
-// Inject precache manifest (replaced by vite-plugin-pwa at build time)
-precacheAndRoute(self.__WB_MANIFEST);
-cleanupOutdatedCaches();
-
-// ── Static routes (not user-configurable) ─────────────────────────────────────
-
-// Network-first navigations so reverse-proxy auth redirects (Cloudflare Zero
-// Trust, Pangolin, etc.) reach the browser instead of being swallowed by the
-// precached app shell. `redirect: 'manual'` produces an opaqueredirect Response
-// which, per Fetch spec, the browser follows for navigation requests returned
-// from FetchEvent.respondWith. Falls back to precached app shell offline.
-registerRoute(
-  new NavigationRoute(
-    async ({ request }) => {
-      try {
-        return await fetch(request, { redirect: 'manual' });
-      } catch {
-        const cached = await matchPrecache('index.html');
-        return cached ?? Response.error();
-      }
-    },
-    { denylist: [/^\/api/, /^\/uploads/, /^\/mcp/] },
-  ),
-);
-
-registerRoute(
-  /^https:\/\/unpkg\.com\/.*/i,
-  new CacheFirst({
-    cacheName: 'cdn-libs',
-    plugins: [
-      new ExpirationPlugin({ maxEntries: 30, maxAgeSeconds: 365 * 24 * 60 * 60 }),
-      new CacheableResponsePlugin({ statuses: [0, 200] }),
-    ],
-  }),
-  'GET',
-);
-
-registerRoute(
-  /\/uploads\/(?:covers|avatars)\/.*/i,
-  new CacheFirst({
-    cacheName: 'user-uploads',
-    plugins: [
-      new ExpirationPlugin({ maxEntries: 300, maxAgeSeconds: 7 * 24 * 60 * 60 }),
-      new CacheableResponsePlugin({ statuses: [200] }),
-    ],
-  }),
-  'GET',
-);
-
-// ── Configurable routes ────────────────────────────────────────────────────────
-// Routes are registered once. Strategy instances are replaced on config change
-// so the stable handler wrapper always delegates to the current instance.
-
-const DAY = 24 * 60 * 60;
-
-// Detects when an upstream reverse-proxy auth gate (Cloudflare Zero Trust,
-// Pangolin, etc.) redirects a mid-session API call to an external SSO login
-// page. Uses redirect:'manual' so the response stays as opaqueredirect instead
-// of being silently followed; converts it to a 401 that the Axios interceptor
-// in api/client.ts already handles (→ window.location.href = '/login').
-const authRedirectPlugin = {
-  async requestWillFetch({ request }: { request: Request }): Promise<Request> {
-    return new Request(request, { redirect: 'manual' });
-  },
-  async fetchDidSucceed({ response }: { response: Response }): Promise<Response> {
-    if (response.type === 'opaqueredirect') {
-      return new Response(JSON.stringify({ code: 'AUTH_REQUIRED' }), {
-        status: 401,
-        headers: { 'Content-Type': 'application/json' },
-      });
-    }
-    return response;
-  },
-};
-
-function buildApiStrategy(cfg: SwCacheConfig): NetworkFirst {
-  return new NetworkFirst({
-    cacheName: 'api-data',
-    networkTimeoutSeconds: 2,
-    plugins: [
-      authRedirectPlugin,
-      new ExpirationPlugin({
-        maxEntries: cfg.apiMaxEntries,
-        maxAgeSeconds: cfg.apiTtlDays * DAY,
-      }),
-      new CacheableResponsePlugin({ statuses: [200] }),
-    ],
-  });
-}
-
-function buildTilesStrategy(cfg: SwCacheConfig): CacheFirst {
-  return new CacheFirst({
-    cacheName: 'map-tiles',
-    plugins: [
-      new ExpirationPlugin({
-        maxEntries: cfg.tilesMaxEntries,
-        maxAgeSeconds: cfg.tilesTtlDays * DAY,
-      }),
-      new CacheableResponsePlugin({ statuses: [0, 200] }),
-    ],
-  });
-}
-
-let apiStrategy = buildApiStrategy(DEFAULT_SW_CONFIG);
-let cartoStrategy = buildTilesStrategy(DEFAULT_SW_CONFIG);
-let osmStrategy = buildTilesStrategy(DEFAULT_SW_CONFIG);
-
-function applyConfig(cfg: SwCacheConfig): void {
-  apiStrategy    = buildApiStrategy(cfg);
-  cartoStrategy  = buildTilesStrategy(cfg);
-  osmStrategy    = buildTilesStrategy(cfg);
-}
-
-// Apply authRedirectPlugin to the public app-config endpoint so a ZT redirect
-// surfaces as AUTH_REQUIRED (401) instead of causing a silent JSON parse failure
-// on the login page, which would hide the SSO button.
-registerRoute(
-  /\/api\/auth\/app-config$/i,
-  new NetworkOnly({ plugins: [authRedirectPlugin] }),
-  'GET',
-);
-
-// eslint-disable-next-line @typescript-eslint/no-explicit-any
-registerRoute(/\/api\/(?!auth|admin|backup|settings).*/i,  { handle: (o: any) => apiStrategy.handle(o) },   'GET');
-// eslint-disable-next-line @typescript-eslint/no-explicit-any
-registerRoute(/^https:\/\/[a-d]\.basemaps\.cartocdn\.com\/.*/i, { handle: (o: any) => cartoStrategy.handle(o) }, 'GET');
-// eslint-disable-next-line @typescript-eslint/no-explicit-any
-registerRoute(/^https:\/\/[a-c]\.tile\.openstreetmap\.org\/.*/i, { handle: (o: any) => osmStrategy.handle(o) },  'GET');
-
-// Load persisted config asynchronously; replaces defaults if user has saved settings
-readSwConfigFromIDB()
-  .then(cfg => { if (cfg) applyConfig(cfg); })
-  .catch(() => {});
-
-// ── Message handler ────────────────────────────────────────────────────────────
-
-self.addEventListener('message', (event: ExtendableMessageEvent) => {
-  const data = event.data as { type?: string; config?: unknown };
-  if (data?.type !== 'UPDATE_CACHE_CONFIG' || !data.config) return;
-
-  const validated = validateSwConfig(data.config as Partial<SwCacheConfig>);
-  applyConfig(validated);
-
-  // Acknowledge back to the sending client
-  (event.source as WindowClient | null)?.postMessage({ type: 'CACHE_CONFIG_APPLIED' });
-});

client/src/sync/connectivity.ts

@@ -0,0 +1,47 @@
+const PROBE_INTERVAL_MS = 30_000
+const PROBE_TIMEOUT_MS = 1_500
+
+let reachable = true
+const listeners = new Set<(v: boolean) => void>()
+
+function setReachable(v: boolean): void {
+  if (reachable === v) return
+  reachable = v
+  listeners.forEach(fn => fn(v))
+}
+
+async function probe(): Promise<void> {
+  if (!navigator.onLine) { setReachable(false); return }
+  try {
+    const ctrl = new AbortController()
+    const t = setTimeout(() => ctrl.abort(), PROBE_TIMEOUT_MS)
+    const res = await fetch('/api/health', {
+      method: 'GET',
+      credentials: 'include',
+      cache: 'no-store',
+      signal: ctrl.signal,
+    })
+    clearTimeout(t)
+    // /api/health returns JSON. CF Access / Pangolin will either return HTML
+    // (Pangolin 200 auth wall) or trigger a cross-origin redirect that throws
+    // below. Both proxy-auth scenarios resolve to reachable = false.
+    const ct = res.headers.get('content-type') || ''
+    setReachable(res.ok && ct.includes('application/json'))
+  } catch {
+    setReachable(false)
+  }
+}
+
+export function startConnectivityProbe(): void {
+  probe()
+  setInterval(probe, PROBE_INTERVAL_MS)
+  window.addEventListener('online', probe)
+  window.addEventListener('offline', () => setReachable(false))
+}
+
+export function isReachable(): boolean { return reachable }
+export function probeNow(): Promise<void> { return probe() }
+export function onChange(fn: (v: boolean) => void): () => void {
+  listeners.add(fn)
+  return () => listeners.delete(fn)
+}

client/src/sync/mutationQueue.ts

@@ -13,15 +13,12 @@ import type { Table } from 'dexie'
 // Map Dexie table names used in `resource` field → actual Dexie tables.
 function getTable(resource: string): Table | undefined {
   const map: Record<string, Table> = {
-    trips:          offlineDb.trips,
-    days:           offlineDb.days,
-    places:         offlineDb.places,
-    packingItems:   offlineDb.packingItems,
-    todoItems:      offlineDb.todoItems,
-    budgetItems:    offlineDb.budgetItems,
-    reservations:   offlineDb.reservations,
-    accommodations: offlineDb.accommodations,
-    tripFiles:      offlineDb.tripFiles,
+    places:       offlineDb.places,
+    packingItems: offlineDb.packingItems,
+    todoItems:    offlineDb.todoItems,
+    budgetItems:  offlineDb.budgetItems,
+    reservations: offlineDb.reservations,
+    tripFiles:    offlineDb.tripFiles,
   }
   return map[resource]
 }
@@ -73,14 +70,12 @@ export const mutationQueue = {
     if (_flushing || !navigator.onLine) return
     _flushing = true
     try {
-      while (true) {
-        const pending = await offlineDb.mutationQueue
-          .where('status')
-          .equals('pending')
-          .sortBy('createdAt')
-        const mutation = pending[0]
-        if (!mutation) break
+      const pending = await offlineDb.mutationQueue
+        .where('status')
+        .equals('pending')
+        .sortBy('createdAt')
 
+      for (const mutation of pending) {
         // Mark as syncing so UI can show progress
         await offlineDb.mutationQueue.update(mutation.id, { status: 'syncing' })
 

client/src/sync/swConfig.ts

@@ -1,80 +0,0 @@
-/**
- * SW cache configuration — shared between the service worker and the main thread.
- * Uses a dedicated 'trek-sw-config' IndexedDB database (separate from trek-offline)
- * so the SW can read it without needing to know the full trek-offline schema versions.
- */
-import Dexie, { type Table } from 'dexie';
-
-export interface SwCacheConfig {
-  apiTtlDays: number;
-  apiMaxEntries: number;
-  tilesTtlDays: number;
-  tilesMaxEntries: number;
-}
-
-export const DEFAULT_SW_CONFIG: SwCacheConfig = {
-  apiTtlDays: 7,
-  apiMaxEntries: 500,
-  tilesTtlDays: 30,
-  tilesMaxEntries: 1000,
-};
-
-export const SW_CONFIG_BOUNDS = {
-  ttlMin: 1,
-  ttlMax: 365,
-  entriesMin: 10,
-  entriesMax: 5000,
-};
-
-export function validateSwConfig(raw: Partial<SwCacheConfig>): SwCacheConfig {
-  const clamp = (v: unknown, min: number, max: number, def: number): number => {
-    const n = Number(v);
-    return Number.isFinite(n) && n > 0 ? Math.max(min, Math.min(max, Math.round(n))) : def;
-  };
-  return {
-    apiTtlDays:     clamp(raw.apiTtlDays,     SW_CONFIG_BOUNDS.ttlMin, SW_CONFIG_BOUNDS.ttlMax, DEFAULT_SW_CONFIG.apiTtlDays),
-    apiMaxEntries:  clamp(raw.apiMaxEntries,   SW_CONFIG_BOUNDS.entriesMin, SW_CONFIG_BOUNDS.entriesMax, DEFAULT_SW_CONFIG.apiMaxEntries),
-    tilesTtlDays:   clamp(raw.tilesTtlDays,   SW_CONFIG_BOUNDS.ttlMin, SW_CONFIG_BOUNDS.ttlMax, DEFAULT_SW_CONFIG.tilesTtlDays),
-    tilesMaxEntries:clamp(raw.tilesMaxEntries, SW_CONFIG_BOUNDS.entriesMin, SW_CONFIG_BOUNDS.entriesMax, DEFAULT_SW_CONFIG.tilesMaxEntries),
-  };
-}
-
-// ── Dedicated IDB for SW config ───────────────────────────────────────────────
-
-interface SwConfigRow extends SwCacheConfig {
-  id: 'singleton';
-  updatedAt: number;
-}
-
-class SwConfigDb extends Dexie {
-  config!: Table<SwConfigRow, 'singleton'>;
-  constructor() {
-    super('trek-sw-config');
-    this.version(1).stores({ config: 'id' });
-  }
-}
-
-let _db: SwConfigDb | null = null;
-
-function getDb(): SwConfigDb {
-  if (!_db) _db = new SwConfigDb();
-  return _db;
-}
-
-export async function readSwConfigFromIDB(): Promise<SwCacheConfig | null> {
-  try {
-    const row = await getDb().config.get('singleton');
-    return row ? validateSwConfig(row) : null;
-  } catch {
-    return null;
-  }
-}
-
-export async function saveSwConfig(cfg: SwCacheConfig): Promise<void> {
-  const validated = validateSwConfig(cfg);
-  await getDb().config.put({ id: 'singleton', ...validated, updatedAt: Date.now() });
-}
-
-export async function loadSwConfig(): Promise<SwCacheConfig> {
-  return (await readSwConfigFromIDB()) ?? { ...DEFAULT_SW_CONFIG };
-}

client/src/sync/syncTriggers.ts

@@ -1,19 +1,19 @@
 /**
  * Sync triggers — register event listeners that flush the mutation queue
- * based on the connectivity trigger source.
+ * and/or run a full trip sync based on the connectivity trigger source.
  *
  * Trigger matrix:
- *   window 'online'          → flush mutations (network truly back)
+ *   window 'online'          → flush mutations + full syncAll (network truly back)
  *   visibilitychange visible → flush mutations only (avoid hammering server on tab switch)
  *   periodic 30s             → flush mutations only
- *   WS reconnect             → flush mutations only
- *
- * Full trip sync (syncAll) is manual-only via the Offline settings tab.
+ *   WS reconnect             → flush mutations only (no syncAll — avoids rate-limiter
+ *                              on server restart / socket timeout while already online)
  *
  * Call `registerSyncTriggers()` once on app mount.
  * Call `unregisterSyncTriggers()` on unmount / logout.
  */
 import { mutationQueue } from './mutationQueue'
+import { tripSyncManager } from './tripSyncManager'
 import { setPreReconnectHook } from '../api/websocket'
 
 const PERIODIC_MS = 30_000
@@ -21,9 +21,10 @@ const PERIODIC_MS = 30_000
 let _intervalId: ReturnType<typeof setInterval> | null = null
 let _registered = false
 
-/** Network came back — flush any pending mutations. */
+/** Network came back — flush mutations AND re-seed Dexie for all cacheable trips. */
 function onOnline() {
   mutationQueue.flush().catch(console.error)
+  tripSyncManager.syncAll().catch(console.error)
 }
 
 /** Tab became visible — flush only; don't trigger a potentially expensive syncAll. */

client/src/sync/tripSyncManager.ts

@@ -5,8 +5,10 @@
  * Eviction: trips where end_date < today - 7 days.
  * File blobs: all non-photo files (MIME type != image/*) for cached trips.
  *
- * syncAll() is manual-only — triggered via Settings → Offline tab.
- * No automatic sync on login, dashboard load, or WS reconnect.
+ * Call syncAll() on:
+ *   - login success
+ *   - trip list refresh (DashboardPage)
+ *   - WS reconnect (phase 7)
  */
 import { tripsApi, tagsApi, categoriesApi } from '../api/client'
 import {
@@ -25,8 +27,6 @@ import {
   upsertCategories,
   upsertSyncMeta,
   clearTripData,
-  clearBlobCache,
-  clearAll,
 } from '../db/offlineDb'
 import { prefetchTilesForTrip } from './tilePrefetcher'
 import { useSettingsStore } from '../store/settingsStore'
@@ -34,11 +34,6 @@ import type { Trip, Day, Place, PackingItem, TodoItem, BudgetItem, Reservation,
 
 // ── Types ─────────────────────────────────────────────────────────────────────
 
-export type SyncProgress =
-  | { phase: 'start'; total: number }
-  | { phase: 'trip'; tripId: number; index: number; total: number }
-  | { phase: 'done'; ok: number; failed: number }
-
 interface TripBundle {
   trip: Trip
   days: Day[]
@@ -74,14 +69,6 @@ function isPhoto(file: TripFile): boolean {
   return file.mime_type.startsWith('image/')
 }
 
-function isQuotaError(err: unknown): boolean {
-  if (!(err instanceof Error)) return false
-  if (err.name === 'QuotaExceededError') return true
-  // Dexie wraps IDB errors: AbortError with inner QuotaExceededError
-  const inner = (err as { inner?: unknown }).inner
-  return inner instanceof Error && inner.name === 'QuotaExceededError'
-}
-
 // ── Core logic ────────────────────────────────────────────────────────────────
 
 /** Fetch bundle + write all entities for one trip into Dexie. */
@@ -138,136 +125,54 @@ async function cacheFilesForTrip(files: TripFile[]): Promise<void> {
 
 // ── Public API ────────────────────────────────────────────────────────────────
 
-const SYNC_TIMEOUT_MS = 90_000
-const SYNC_STALE_MS = 120_000
-
 let _syncing = false
-let _interrupted = false
-let _syncStartedAt = 0
 
 export const tripSyncManager = {
   /**
    * Sync all cache-eligible trips.
    * Evicts stale trips. Caches file blobs in the background.
-   * No-ops when offline or already syncing (unless stale flag).
+   * No-ops when offline.
    */
-  async syncAll(opts?: { onProgress?: (p: SyncProgress) => void }): Promise<void> {
-    // Treat a _syncing flag that's been set for >2 minutes as stale (e.g. page unload mid-sync)
-    if (_syncing && Date.now() - _syncStartedAt < SYNC_STALE_MS) return
-    if (!navigator.onLine) return
+  async syncAll(): Promise<void> {
+    if (_syncing || !navigator.onLine) return
     _syncing = true
-    _syncStartedAt = Date.now()
-    _interrupted = false
-
-    const timeout = new Promise<never>((_, reject) =>
-      setTimeout(() => reject(new Error('syncAll timeout')), SYNC_TIMEOUT_MS)
-    )
-
     try {
-      await Promise.race([this._doSync(opts?.onProgress), timeout])
-    } catch (err) {
-      if (err instanceof Error && err.message === 'syncAll timeout') {
-        console.warn('[tripSync] syncAll timed out after 90 s — interrupting')
-        _interrupted = true
+      const { trips } = await tripsApi.list() as { trips: Trip[] }
+
+      // Evict stale trips first
+      const stale = trips.filter(isStale)
+      await Promise.all(stale.map(t => clearTripData(t.id).catch(console.error)))
+
+      // Sync eligible trips
+      const toSync = trips.filter(shouldCache)
+      for (const trip of toSync) {
+        try {
+          await syncTrip(trip.id)
+        } catch (err) {
+          console.error(`[tripSync] failed for trip ${trip.id}:`, err)
+        }
+      }
+
+      // Cache global user data (tags + categories) — fire-and-forget
+      tagsApi.list().then(d => upsertTags(d.tags)).catch(() => {})
+      categoriesApi.list().then(d => upsertCategories(d.categories)).catch(() => {})
+
+      // Cache file blobs + map tiles in background (don't block syncAll)
+      const tileUrl = useSettingsStore.getState().settings.map_tile_url || undefined
+      for (const trip of toSync) {
+        const files = await offlineDb.tripFiles.where('trip_id').equals(trip.id).toArray()
+        cacheFilesForTrip(files).catch(console.error)
+
+        const places = await offlineDb.places.where('trip_id').equals(trip.id).toArray()
+        prefetchTilesForTrip(trip.id, places, tileUrl).catch(console.error)
       }
     } finally {
       _syncing = false
     }
   },
 
-  async _doSync(onProgress?: (p: SyncProgress) => void): Promise<void> {
-    const { trips } = await tripsApi.list() as { trips: Trip[] }
-
-    // Evict stale trips first
-    const stale = trips.filter(isStale)
-    await Promise.all(stale.map(t => clearTripData(t.id).catch(console.error)))
-
-    // Sync eligible trips — stop early if interrupted (e.g. user navigated to a trip page)
-    const toSync = trips.filter(shouldCache)
-    onProgress?.({ phase: 'start', total: toSync.length })
-
-    let ok = 0
-    let failed = 0
-
-    for (let i = 0; i < toSync.length; i++) {
-      const trip = toSync[i]
-      if (_interrupted) return
-      onProgress?.({ phase: 'trip', tripId: trip.id, index: i, total: toSync.length })
-      let tripOk = false
-      try {
-        await Promise.race([
-          syncTrip(trip.id),
-          new Promise<never>((_, reject) =>
-            setTimeout(() => reject(new Error('syncTrip timeout')), 30_000)
-          ),
-        ])
-        tripOk = true
-      } catch (err) {
-        if (isQuotaError(err)) {
-          console.warn(`[tripSync] quota exceeded for trip ${trip.id}, clearing trip data and retrying`)
-          try {
-            await clearTripData(trip.id)
-            await syncTrip(trip.id)
-            tripOk = true
-          } catch (retryErr) {
-            if (isQuotaError(retryErr)) {
-              console.warn('[tripSync] quota still exceeded — clearing blob cache and retrying')
-              await clearBlobCache()
-              try {
-                await syncTrip(trip.id)
-                tripOk = true
-              } catch {
-                console.warn('[tripSync] quota still exceeded after blob eviction — clearing all IDB data')
-                await clearAll()
-                onProgress?.({ phase: 'done', ok, failed: failed + 1 })
-                return
-              }
-            } else {
-              console.error(`[tripSync] failed for trip ${trip.id} after eviction:`, retryErr)
-            }
-          }
-        } else {
-          console.error(`[tripSync] failed for trip ${trip.id}:`, err)
-        }
-      }
-      if (tripOk) ok++; else failed++
-    }
-
-    if (_interrupted) return
-
-    // Cache global user data (tags + categories) — fire-and-forget
-    tagsApi.list().then(d => upsertTags(d.tags)).catch(() => {})
-    categoriesApi.list().then(d => upsertCategories(d.categories)).catch(() => {})
-
-    // Cache file blobs + map tiles for all synced trips in parallel (fire-and-forget)
-    const tileUrl = useSettingsStore.getState().settings.map_tile_url || undefined
-    const prefetchWork = toSync
-      .filter(() => !_interrupted)
-      .map(async trip => {
-        const [files, places] = await Promise.all([
-          offlineDb.tripFiles.where('trip_id').equals(trip.id).toArray(),
-          offlineDb.places.where('trip_id').equals(trip.id).toArray(),
-        ])
-        cacheFilesForTrip(files).catch(console.error)
-        prefetchTilesForTrip(trip.id, places, tileUrl).catch(console.error)
-      })
-    await Promise.allSettled(prefetchWork)
-
-    onProgress?.({ phase: 'done', ok, failed })
-  },
-
-  /**
-   * Signal syncAll to stop after the current in-flight bundle request.
-   * Call when the user navigates to a trip page so loadTrip gets priority.
-   */
-  interrupt(): void {
-    _interrupted = true
-  },
-
   /** Reset syncing flag — useful in tests. */
   _resetSyncing(): void {
     _syncing = false
-    _interrupted = false
-    _syncStartedAt = 0
   },
 }

client/src/types.ts

@@ -16,7 +16,7 @@ export interface User {
 
 export interface Trip {
   id: number
-  title: string
+  name: string
   description: string | null
   start_date: string
   end_date: string

client/tests/unit/repo/packingRepo.test.ts

@@ -58,38 +58,46 @@ describe('packingRepo.list', () => {
     expect(restCalled).toBe(false);
   });
 
-  it('offline — returns empty array when nothing cached and network fails', async () => {
-    server.use(
-      http.get('/api/trips/99/packing', () => HttpResponse.error()),
-    );
+  it('offline — returns empty array when nothing cached', async () => {
+    Object.defineProperty(navigator, 'onLine', { value: false });
     const result = await packingRepo.list(99);
     expect(result.items).toHaveLength(0);
   });
 });
 
 describe('packingRepo.create', () => {
-  it('writes item optimistically to Dexie immediately', async () => {
+  it('calls REST and caches created item in Dexie', async () => {
+    const item = buildPackingItem({ trip_id: 1, name: 'Sunscreen' });
+    server.use(
+      http.post('/api/trips/1/packing', () => HttpResponse.json({ item })),
+    );
+
     const result = await packingRepo.create(1, { name: 'Sunscreen' });
     expect(result.item.name).toBe('Sunscreen');
-    // tempId is negative (-(Date.now()))
-    expect(result.item.id).toBeLessThan(0);
 
-    const cached = await offlineDb.packingItems.where('trip_id').equals(1).toArray();
-    expect(cached).toHaveLength(1);
-    expect(cached[0].name).toBe('Sunscreen');
+    await new Promise(r => setTimeout(r, 0));
+    const cached = await offlineDb.packingItems.get(item.id);
+    expect(cached).toBeDefined();
+    expect(cached!.name).toBe('Sunscreen');
   });
 });
 
 describe('packingRepo.update', () => {
-  it('writes optimistic update to Dexie immediately', async () => {
+  it('calls REST and updates Dexie cache', async () => {
     const original = buildPackingItem({ trip_id: 1, name: 'Jacket', checked: 0 });
     await offlineDb.packingItems.put(original);
 
-    const result = await packingRepo.update(1, original.id, { checked: true });
-    expect(result.item.checked).toBeTruthy();
+    const updated = { ...original, checked: 1 };
+    server.use(
+      http.put(`/api/trips/1/packing/${original.id}`, () => HttpResponse.json({ item: updated })),
+    );
 
+    const result = await packingRepo.update(1, original.id, { checked: true });
+    expect(result.item.checked).toBe(1);
+
+    await new Promise(r => setTimeout(r, 0));
     const cached = await offlineDb.packingItems.get(original.id);
-    expect(cached!.checked).toBeTruthy();
+    expect(cached!.checked).toBe(1);
   });
 });
 

client/tests/unit/repo/placeRepo.test.ts

@@ -59,25 +59,27 @@ describe('placeRepo.list', () => {
     expect(restCalled).toBe(false);
   });
 
-  it('offline — returns empty array when nothing cached and network fails', async () => {
-    server.use(
-      http.get('/api/trips/99/places', () => HttpResponse.error()),
-    );
+  it('offline — returns empty array when nothing cached', async () => {
+    Object.defineProperty(navigator, 'onLine', { value: false });
     const result = await placeRepo.list(99);
     expect(result.places).toHaveLength(0);
   });
 });
 
 describe('placeRepo.create', () => {
-  it('writes place optimistically to Dexie immediately', async () => {
+  it('calls REST and caches created place in Dexie', async () => {
+    const place = buildPlace({ trip_id: 1, name: 'Eiffel Tower' });
+    server.use(
+      http.post('/api/trips/1/places', () => HttpResponse.json({ place })),
+    );
+
     const result = await placeRepo.create(1, { name: 'Eiffel Tower' });
     expect(result.place.name).toBe('Eiffel Tower');
-    // tempId is negative (-(Date.now()))
-    expect(result.place.id).toBeLessThan(0);
 
-    const cached = await offlineDb.places.where('trip_id').equals(1).toArray();
-    expect(cached).toHaveLength(1);
-    expect(cached[0].name).toBe('Eiffel Tower');
+    await new Promise(r => setTimeout(r, 0));
+    const cached = await offlineDb.places.get(place.id);
+    expect(cached).toBeDefined();
+    expect(cached!.name).toBe('Eiffel Tower');
   });
 });
 

client/tests/unit/slices/budgetSlice.test.ts

@@ -2,9 +2,8 @@ import { describe, it, expect, beforeEach, vi } from 'vitest';
 import { http, HttpResponse } from 'msw';
 import { useTripStore } from '../../../src/store/tripStore';
 import { resetAllStores, seedStore } from '../../helpers/store';
-import { buildBudgetItem } from '../../helpers/factories';
+import { buildBudgetItem, buildReservation } from '../../helpers/factories';
 import { server } from '../../helpers/msw/server';
-import { offlineDb } from '../../../src/db/offlineDb';
 
 vi.mock('../../../src/api/websocket', () => ({
   connect: vi.fn(),
@@ -18,9 +17,7 @@ vi.mock('../../../src/api/websocket', () => ({
   setPreReconnectHook: vi.fn(),
 }));
 
-beforeEach(async () => {
-  await new Promise<void>(resolve => setTimeout(resolve, 0));
-  await Promise.all(offlineDb.tables.map(t => t.clear()));
+beforeEach(() => {
   resetAllStores();
 });
 
@@ -52,18 +49,16 @@ describe('budgetSlice', () => {
       expect(useTripStore.getState().budgetItems).toHaveLength(2);
     });
 
-    it('FE-BUDGET-003: addBudgetItem always adds item optimistically (no throw on API error)', async () => {
+    it('FE-BUDGET-003: addBudgetItem on failure throws', async () => {
       server.use(
         http.post('/api/trips/1/budget', () =>
           HttpResponse.json({ message: 'Error' }, { status: 500 })
         ),
       );
 
-      const result = await useTripStore.getState().addBudgetItem(1, { name: 'Fail' });
-
-      expect(result.name).toBe('Fail');
-      expect(useTripStore.getState().budgetItems).toHaveLength(1);
-      expect(useTripStore.getState().budgetItems[0].name).toBe('Fail');
+      await expect(
+        useTripStore.getState().addBudgetItem(1, { name: 'Fail' })
+      ).rejects.toThrow();
     });
   });
 
@@ -85,26 +80,38 @@ describe('budgetSlice', () => {
       expect(useTripStore.getState().budgetItems[0].name).toBe('Updated');
     });
 
-    it('FE-BUDGET-005: updateBudgetItem resolves and updates store optimistically', async () => {
-      const item = buildBudgetItem({ id: 10, trip_id: 1, name: 'Old', amount: 100 });
-      seedStore(useTripStore, { budgetItems: [item] });
+    it('FE-BUDGET-005: updateBudgetItem with total_price triggers loadReservations when reservation_id present', async () => {
+      const item = buildBudgetItem({ id: 10, trip_id: 1, amount: 100 });
+      const initialReservation = buildReservation({ trip_id: 1 });
+      const newReservation = buildReservation({ trip_id: 1, name: 'Refreshed Reservation' });
+      seedStore(useTripStore, {
+        budgetItems: [item],
+        reservations: [initialReservation],
+      });
 
       server.use(
         http.put('/api/trips/1/budget/10', async ({ request }) => {
           const body = await request.json() as Record<string, unknown>;
+          // Return item with reservation_id to trigger loadReservations
           return HttpResponse.json({ item: { ...item, ...body, reservation_id: 42 } });
         }),
+        http.get('/api/trips/1/reservations', () =>
+          HttpResponse.json({ reservations: [newReservation] })
+        ),
       );
 
-      const result = await useTripStore.getState().updateBudgetItem(1, 10, { amount: 200 } as Record<string, unknown>);
+      await useTripStore.getState().updateBudgetItem(1, 10, { total_price: 200 } as Record<string, unknown>);
 
-      expect(result.amount).toBe(200);
-      expect(useTripStore.getState().budgetItems[0].amount).toBe(200);
+      // Wait for the async loadReservations to complete
+      await new Promise(resolve => setTimeout(resolve, 50));
+
+      expect(useTripStore.getState().reservations).toHaveLength(1);
+      expect(useTripStore.getState().reservations[0].name).toBe('Refreshed Reservation');
     });
   });
 
   describe('deleteBudgetItem', () => {
-    it('FE-BUDGET-006: deleteBudgetItem removes item permanently even on API error', async () => {
+    it('FE-BUDGET-006: deleteBudgetItem optimistically removes item, rolls back on failure', async () => {
       const item = buildBudgetItem({ id: 10, trip_id: 1 });
       seedStore(useTripStore, { budgetItems: [item] });
 
@@ -114,10 +121,10 @@ describe('budgetSlice', () => {
         ),
       );
 
-      await useTripStore.getState().deleteBudgetItem(1, 10);
+      await expect(useTripStore.getState().deleteBudgetItem(1, 10)).rejects.toThrow();
 
-      // Permanently removed (queued for sync, no rollback)
-      expect(useTripStore.getState().budgetItems).toHaveLength(0);
+      expect(useTripStore.getState().budgetItems).toHaveLength(1);
+      expect(useTripStore.getState().budgetItems[0].id).toBe(10);
     });
 
     it('FE-BUDGET-006b: deleteBudgetItem success removes item', async () => {

client/tests/unit/slices/filesSlice.test.ts

@@ -100,7 +100,7 @@ describe('filesSlice', () => {
       expect(files[0].id).toBe(20);
     });
 
-    it('FE-FILES-006: deleteFile removes file permanently even on API error', async () => {
+    it('FE-FILES-006: deleteFile on failure throws', async () => {
       const file = buildTripFile({ id: 10, trip_id: 1 });
       seedStore(useTripStore, { files: [file] });
 
@@ -110,10 +110,10 @@ describe('filesSlice', () => {
         ),
       );
 
-      await useTripStore.getState().deleteFile(1, 10);
+      await expect(useTripStore.getState().deleteFile(1, 10)).rejects.toThrow();
 
-      // Permanently removed (queued for sync, no rollback)
-      expect(useTripStore.getState().files).toHaveLength(0);
+      // File remains since server-first (only removes after success)
+      expect(useTripStore.getState().files).toHaveLength(1);
     });
   });
 });

client/tests/unit/slices/packingSlice.test.ts

@@ -4,7 +4,6 @@ import { useTripStore } from '../../../src/store/tripStore';
 import { resetAllStores, seedStore } from '../../helpers/store';
 import { buildPackingItem } from '../../helpers/factories';
 import { server } from '../../helpers/msw/server';
-import { offlineDb } from '../../../src/db/offlineDb';
 
 vi.mock('../../../src/api/websocket', () => ({
   connect: vi.fn(),
@@ -18,9 +17,7 @@ vi.mock('../../../src/api/websocket', () => ({
   setPreReconnectHook: vi.fn(),
 }));
 
-beforeEach(async () => {
-  await new Promise<void>(resolve => setTimeout(resolve, 0));
-  await Promise.all(offlineDb.tables.map(t => t.clear()));
+beforeEach(() => {
   resetAllStores();
 });
 
@@ -39,18 +36,16 @@ describe('packingSlice', () => {
       expect(items[items.length - 1].name).toBe('Toothbrush');
     });
 
-    it('FE-PACKING-002: addPackingItem always adds item optimistically (no throw on API error)', async () => {
+    it('FE-PACKING-002: addPackingItem on failure throws', async () => {
       server.use(
         http.post('/api/trips/1/packing', () =>
           HttpResponse.json({ message: 'Error' }, { status: 500 })
         ),
       );
 
-      const result = await useTripStore.getState().addPackingItem(1, { name: 'Fail item' });
-
-      expect(result.name).toBe('Fail item');
-      expect(useTripStore.getState().packingItems).toHaveLength(1);
-      expect(useTripStore.getState().packingItems[0].name).toBe('Fail item');
+      await expect(
+        useTripStore.getState().addPackingItem(1, { name: 'Fail item' })
+      ).rejects.toThrow();
     });
   });
 
@@ -74,7 +69,7 @@ describe('packingSlice', () => {
   });
 
   describe('deletePackingItem', () => {
-    it('FE-PACKING-004: deletePackingItem removes item permanently even on API error', async () => {
+    it('FE-PACKING-004: deletePackingItem optimistically removes item, rollback on failure', async () => {
       const item = buildPackingItem({ id: 10, trip_id: 1 });
       seedStore(useTripStore, { packingItems: [item] });
 
@@ -84,9 +79,10 @@ describe('packingSlice', () => {
         ),
       );
 
-      await useTripStore.getState().deletePackingItem(1, 10);
+      await expect(useTripStore.getState().deletePackingItem(1, 10)).rejects.toThrow();
 
-      expect(useTripStore.getState().packingItems).toHaveLength(0);
+      expect(useTripStore.getState().packingItems).toHaveLength(1);
+      expect(useTripStore.getState().packingItems[0].id).toBe(10);
     });
 
     it('FE-PACKING-004b: deletePackingItem success removes item', async () => {
@@ -119,7 +115,7 @@ describe('packingSlice', () => {
       expect(useTripStore.getState().packingItems[0].checked).toBe(1);
     });
 
-    it('FE-PACKING-006: togglePackingItem preserves optimistic checked state even on API failure', async () => {
+    it('FE-PACKING-006: togglePackingItem rolls back checked on API failure', async () => {
       const item = buildPackingItem({ id: 10, trip_id: 1, checked: 0 });
       seedStore(useTripStore, { packingItems: [item] });
 
@@ -129,10 +125,11 @@ describe('packingSlice', () => {
         ),
       );
 
+      // toggle does NOT throw on error (silent rollback)
       await useTripStore.getState().togglePackingItem(1, 10, true);
 
-      // Optimistic state preserved — no rollback (queued for sync)
-      expect(useTripStore.getState().packingItems[0].checked).toBe(1);
+      // Should be rolled back to original value
+      expect(useTripStore.getState().packingItems[0].checked).toBe(0);
     });
   });
 });

client/tests/unit/slices/placesSlice.test.ts

@@ -4,7 +4,6 @@ import { useTripStore } from '../../../src/store/tripStore';
 import { resetAllStores, seedStore } from '../../helpers/store';
 import { buildPlace, buildAssignment } from '../../helpers/factories';
 import { server } from '../../helpers/msw/server';
-import { offlineDb } from '../../../src/db/offlineDb';
 
 vi.mock('../../../src/api/websocket', () => ({
   connect: vi.fn(),
@@ -18,9 +17,7 @@ vi.mock('../../../src/api/websocket', () => ({
   setPreReconnectHook: vi.fn(),
 }));
 
-beforeEach(async () => {
-  await new Promise<void>(resolve => setTimeout(resolve, 0));
-  await Promise.all(offlineDb.tables.map(t => t.clear()));
+beforeEach(() => {
   resetAllStores();
 });
 
@@ -38,7 +35,7 @@ describe('placesSlice', () => {
       expect(places[0].name).toBe('New Place'); // prepended
     });
 
-    it('FE-PLACES-002: addPlace always adds place optimistically (no throw on API error)', async () => {
+    it('FE-PLACES-002: addPlace on failure throws and places remain unchanged', async () => {
       const existing = buildPlace({ trip_id: 1 });
       seedStore(useTripStore, { places: [existing] });
 
@@ -48,11 +45,8 @@ describe('placesSlice', () => {
         ),
       );
 
-      const result = await useTripStore.getState().addPlace(1, { name: 'Fail' });
-
-      expect(result.name).toBe('Fail');
-      expect(useTripStore.getState().places).toHaveLength(2);
-      expect(useTripStore.getState().places[0].name).toBe('Fail');
+      await expect(useTripStore.getState().addPlace(1, { name: 'Fail' })).rejects.toThrow();
+      expect(useTripStore.getState().places).toEqual([existing]);
     });
   });
 

client/tests/unit/slices/reservationsSlice.test.ts

@@ -4,7 +4,6 @@ import { useTripStore } from '../../../src/store/tripStore';
 import { resetAllStores, seedStore } from '../../helpers/store';
 import { buildReservation } from '../../helpers/factories';
 import { server } from '../../helpers/msw/server';
-import { offlineDb } from '../../../src/db/offlineDb';
 
 vi.mock('../../../src/api/websocket', () => ({
   connect: vi.fn(),
@@ -18,9 +17,7 @@ vi.mock('../../../src/api/websocket', () => ({
   setPreReconnectHook: vi.fn(),
 }));
 
-beforeEach(async () => {
-  await new Promise<void>(resolve => setTimeout(resolve, 0));
-  await Promise.all(offlineDb.tables.map(t => t.clear()));
+beforeEach(() => {
   resetAllStores();
 });
 
@@ -61,18 +58,16 @@ describe('reservationsSlice', () => {
       expect(reservations[0].name).toBe('New Hotel');
     });
 
-    it('FE-RESERV-003: addReservation always adds optimistically (no throw on API error)', async () => {
+    it('FE-RESERV-003: addReservation on failure throws', async () => {
       server.use(
         http.post('/api/trips/1/reservations', () =>
           HttpResponse.json({ message: 'Error' }, { status: 500 })
         ),
       );
 
-      const result = await useTripStore.getState().addReservation(1, { name: 'Fail' });
-
-      expect(result.name).toBe('Fail');
-      expect(useTripStore.getState().reservations).toHaveLength(1);
-      expect(useTripStore.getState().reservations[0].name).toBe('Fail');
+      await expect(
+        useTripStore.getState().addReservation(1, { name: 'Fail' })
+      ).rejects.toThrow();
     });
   });
 
@@ -128,7 +123,7 @@ describe('reservationsSlice', () => {
       expect(useTripStore.getState().reservations[0].status).toBe('confirmed');
     });
 
-    it('FE-RESERV-007: toggleReservationStatus preserves optimistic status even on API failure', async () => {
+    it('FE-RESERV-007: toggleReservationStatus rolls back on API failure (silent)', async () => {
       const reservation = buildReservation({ id: 10, trip_id: 1, status: 'confirmed' });
       seedStore(useTripStore, { reservations: [reservation] });
 
@@ -138,10 +133,10 @@ describe('reservationsSlice', () => {
         ),
       );
 
+      // Does NOT throw (silent rollback)
       await useTripStore.getState().toggleReservationStatus(1, 10);
 
-      // Optimistic state preserved — no rollback (queued for sync)
-      expect(useTripStore.getState().reservations[0].status).toBe('pending');
+      expect(useTripStore.getState().reservations[0].status).toBe('confirmed');
     });
 
     it('FE-RESERV-008: toggleReservationStatus does nothing if reservation not found', async () => {
@@ -167,7 +162,7 @@ describe('reservationsSlice', () => {
       expect(reservations[0].id).toBe(20);
     });
 
-    it('FE-RESERV-010: deleteReservation removes permanently even on API error', async () => {
+    it('FE-RESERV-010: deleteReservation on failure throws (no optimistic, server-first)', async () => {
       const reservation = buildReservation({ id: 10, trip_id: 1 });
       seedStore(useTripStore, { reservations: [reservation] });
 
@@ -177,10 +172,10 @@ describe('reservationsSlice', () => {
         ),
       );
 
-      await useTripStore.getState().deleteReservation(1, 10);
+      await expect(useTripStore.getState().deleteReservation(1, 10)).rejects.toThrow();
 
-      // Permanently removed (queued for sync, no rollback)
-      expect(useTripStore.getState().reservations).toHaveLength(0);
+      // Still in state since server-first (only removes after success)
+      expect(useTripStore.getState().reservations).toHaveLength(1);
     });
   });
 });

client/tests/unit/slices/todoSlice.test.ts

@@ -4,7 +4,6 @@ import { useTripStore } from '../../../src/store/tripStore';
 import { resetAllStores, seedStore } from '../../helpers/store';
 import { buildTodoItem } from '../../helpers/factories';
 import { server } from '../../helpers/msw/server';
-import { offlineDb } from '../../../src/db/offlineDb';
 
 vi.mock('../../../src/api/websocket', () => ({
   connect: vi.fn(),
@@ -18,9 +17,7 @@ vi.mock('../../../src/api/websocket', () => ({
   setPreReconnectHook: vi.fn(),
 }));
 
-beforeEach(async () => {
-  await new Promise<void>(resolve => setTimeout(resolve, 0));
-  await Promise.all(offlineDb.tables.map(t => t.clear()));
+beforeEach(() => {
   resetAllStores();
 });
 
@@ -37,18 +34,16 @@ describe('todoSlice', () => {
       expect(items).toHaveLength(2);
     });
 
-    it('FE-TODO-002: addTodoItem always adds item optimistically (no throw on API error)', async () => {
+    it('FE-TODO-002: addTodoItem on failure throws', async () => {
       server.use(
         http.post('/api/trips/1/todo', () =>
           HttpResponse.json({ message: 'Error' }, { status: 500 })
         ),
       );
 
-      const result = await useTripStore.getState().addTodoItem(1, { name: 'Fail' });
-
-      expect(result.name).toBe('Fail');
-      expect(useTripStore.getState().todoItems).toHaveLength(1);
-      expect(useTripStore.getState().todoItems[0].name).toBe('Fail');
+      await expect(
+        useTripStore.getState().addTodoItem(1, { name: 'Fail' })
+      ).rejects.toThrow();
     });
   });
 
@@ -74,7 +69,7 @@ describe('todoSlice', () => {
   });
 
   describe('deleteTodoItem', () => {
-    it('FE-TODO-004: deleteTodoItem removes item permanently even on API error', async () => {
+    it('FE-TODO-004: deleteTodoItem optimistically removes item, rollback on failure', async () => {
       const item = buildTodoItem({ id: 10, trip_id: 1 });
       seedStore(useTripStore, { todoItems: [item] });
 
@@ -84,9 +79,10 @@ describe('todoSlice', () => {
         ),
       );
 
-      await useTripStore.getState().deleteTodoItem(1, 10);
+      await expect(useTripStore.getState().deleteTodoItem(1, 10)).rejects.toThrow();
 
-      expect(useTripStore.getState().todoItems).toHaveLength(0);
+      expect(useTripStore.getState().todoItems).toHaveLength(1);
+      expect(useTripStore.getState().todoItems[0].id).toBe(10);
     });
 
     it('FE-TODO-004b: deleteTodoItem success removes item from array', async () => {
@@ -119,7 +115,7 @@ describe('todoSlice', () => {
       expect(useTripStore.getState().todoItems[0].checked).toBe(1);
     });
 
-    it('FE-TODO-006: toggleTodoItem preserves optimistic checked state even on API failure', async () => {
+    it('FE-TODO-006: toggleTodoItem rolls back checked on API failure (silent)', async () => {
       const item = buildTodoItem({ id: 10, trip_id: 1, checked: 0 });
       seedStore(useTripStore, { todoItems: [item] });
 
@@ -129,10 +125,10 @@ describe('todoSlice', () => {
         ),
       );
 
+      // Does NOT throw
       await useTripStore.getState().toggleTodoItem(1, 10, true);
 
-      // Optimistic state preserved — no rollback (queued for sync)
-      expect(useTripStore.getState().todoItems[0].checked).toBe(1);
+      expect(useTripStore.getState().todoItems[0].checked).toBe(0);
     });
 
     it('FE-TODO-007: toggleTodoItem preserves sort_order field', async () => {

client/tests/unit/tripStore.test.ts

@@ -4,7 +4,6 @@ import { useTripStore } from '../../src/store/tripStore';
 import { resetAllStores } from '../helpers/store';
 import { buildTrip, buildDay, buildPlace, buildPackingItem, buildTodoItem, buildTag, buildCategory, buildAssignment, buildDayNote } from '../helpers/factories';
 import { server } from '../helpers/msw/server';
-import { offlineDb } from '../../src/db/offlineDb';
 
 vi.mock('../../src/api/websocket', () => ({
   connect: vi.fn(),
@@ -18,11 +17,7 @@ vi.mock('../../src/api/websocket', () => ({
   setPreReconnectHook: vi.fn(),
 }));
 
-beforeEach(async () => {
-  // Flush pending macro tasks so any in-flight repo IIFEs from the previous test
-  // finish writing to IDB before we wipe it (prevents stale IDB data in next test).
-  await new Promise<void>(resolve => setTimeout(resolve, 0));
-  await Promise.all(offlineDb.tables.map(t => t.clear()));
+beforeEach(() => {
   resetAllStores();
 });
 
@@ -80,10 +75,6 @@ describe('tripStore', () => {
       const tag = buildTag();
       const category = buildCategory();
 
-      // Seed IDB so tags/categories are available for the immediate IDB read in loadTrip
-      await offlineDb.tags.put(tag);
-      await offlineDb.categories.put(category);
-
       server.use(
         http.get('/api/trips/1', () => HttpResponse.json({ trip })),
         http.get('/api/trips/1/days', () => HttpResponse.json({ days: [] })),
@@ -219,8 +210,8 @@ describe('tripStore', () => {
 
       const result = await useTripStore.getState().updateTrip(1, { name: 'Updated Trip' });
 
-      expect(result.name).toBe('Updated Trip');
-      expect(useTripStore.getState().trip?.name).toBe('Updated Trip');
+      expect(result).toEqual(updatedTrip);
+      expect(useTripStore.getState().trip).toEqual(updatedTrip);
     });
   });
 

client/vite.config.js

@@ -7,12 +7,65 @@ export default defineConfig({
     react(),
     VitePWA({
       registerType: 'autoUpdate',
-      strategies: 'injectManifest',
-      srcDir: 'src',
-      filename: 'sw.ts',
-      injectManifest: {
-        globPatterns: ['**/*.{js,css,html,svg,png,woff,woff2,ttf}'],
+      workbox: {
         maximumFileSizeToCacheInBytes: 10 * 1024 * 1024,
+        globPatterns: ['**/*.{js,css,html,svg,png,woff,woff2,ttf}'],
+        navigateFallback: 'index.html',
+        navigateFallbackDenylist: [/^\/api/, /^\/uploads/, /^\/mcp/, /^\/oauth\//, /^\/.well-known\//],
+        runtimeCaching: [
+          {
+            // Carto map tiles (default provider)
+            urlPattern: /^https:\/\/[a-d]\.basemaps\.cartocdn\.com\/.*/i,
+            handler: 'CacheFirst',
+            options: {
+              cacheName: 'map-tiles',
+              expiration: { maxEntries: 1000, maxAgeSeconds: 30 * 24 * 60 * 60 },
+              cacheableResponse: { statuses: [0, 200] },
+            },
+          },
+          {
+            // OpenStreetMap tiles (fallback / alternative)
+            urlPattern: /^https:\/\/[a-c]\.tile\.openstreetmap\.org\/.*/i,
+            handler: 'CacheFirst',
+            options: {
+              cacheName: 'map-tiles',
+              expiration: { maxEntries: 1000, maxAgeSeconds: 30 * 24 * 60 * 60 },
+              cacheableResponse: { statuses: [0, 200] },
+            },
+          },
+          {
+            // Leaflet CSS/JS from unpkg CDN
+            urlPattern: /^https:\/\/unpkg\.com\/.*/i,
+            handler: 'CacheFirst',
+            options: {
+              cacheName: 'cdn-libs',
+              expiration: { maxEntries: 30, maxAgeSeconds: 365 * 24 * 60 * 60 },
+              cacheableResponse: { statuses: [0, 200] },
+            },
+          },
+          {
+            // API calls — prefer network, fall back to cache
+            // Exclude sensitive endpoints (auth, admin, backup, settings)
+            urlPattern: /\/api\/(?!auth|admin|backup|settings|health).*/i,
+            handler: 'NetworkFirst',
+            options: {
+              cacheName: 'api-data',
+              expiration: { maxEntries: 200, maxAgeSeconds: 24 * 60 * 60 },
+              networkTimeoutSeconds: 5,
+              cacheableResponse: { statuses: [200] },
+            },
+          },
+          {
+            // Uploaded files (photos, covers — public assets only)
+            urlPattern: /\/uploads\/(?:covers|avatars)\/.*/i,
+            handler: 'CacheFirst',
+            options: {
+              cacheName: 'user-uploads',
+              expiration: { maxEntries: 300, maxAgeSeconds: 7 * 24 * 60 * 60 },
+              cacheableResponse: { statuses: [200] },
+            },
+          },
+        ],
       },
       manifest: {
         name: 'TREK \u2014 Travel Planner',

server/public/icons/icon-dark.svg

@@ -1 +0,0 @@
-<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="2000" zoomAndPan="magnify" viewBox="0 0 1500 1499.999933" height="2000" preserveAspectRatio="xMidYMid meet" version="1.0"><defs><clipPath id="a5b4275efd"><path d="M 45 5.265625 L 1455 5.265625 L 1455 1494.765625 L 45 1494.765625 Z M 45 5.265625 " clip-rule="nonzero"/></clipPath><clipPath id="61932b752f"><path d="M 855.636719 699.203125 L 222.246094 699.203125 C 197.679688 699.203125 179.90625 675.753906 186.539062 652.101562 L 360.429688 32.390625 C 364.921875 16.386719 379.511719 5.328125 396.132812 5.328125 L 1029.527344 5.328125 C 1054.089844 5.328125 1071.867188 28.777344 1065.230469 52.429688 L 891.339844 672.136719 C 886.851562 688.140625 872.257812 699.203125 855.636719 699.203125 Z M 444.238281 1166.980469 L 533.773438 847.898438 C 540.410156 824.246094 522.632812 800.796875 498.070312 800.796875 L 172.472656 800.796875 C 155.851562 800.796875 141.261719 811.855469 136.769531 827.859375 L 47.234375 1146.941406 C 40.597656 1170.59375 58.375 1194.042969 82.9375 1194.042969 L 408.535156 1194.042969 C 425.15625 1194.042969 439.75 1182.984375 444.238281 1166.980469 Z M 609.003906 827.859375 L 435.113281 1447.570312 C 428.476562 1471.21875 446.253906 1494.671875 470.816406 1494.671875 L 1104.210938 1494.671875 C 1120.832031 1494.671875 1135.421875 1483.609375 1139.914062 1467.605469 L 1313.804688 847.898438 C 1320.441406 824.246094 1302.664062 800.796875 1278.101562 800.796875 L 644.707031 800.796875 C 628.085938 800.796875 613.492188 811.855469 609.003906 827.859375 Z M 1056.105469 333.019531 L 966.570312 652.101562 C 959.933594 675.753906 977.710938 699.203125 1002.273438 699.203125 L 1327.871094 699.203125 C 1344.492188 699.203125 1359.085938 688.140625 1363.574219 672.136719 L 1453.109375 353.054688 C 1459.746094 329.40625 1441.96875 305.953125 1417.40625 305.953125 L 1091.808594 305.953125 C 1075.1875 305.953125 1060.597656 317.015625 1056.105469 333.019531 Z M 1056.105469 333.019531 " clip-rule="nonzero"/></clipPath></defs><g clip-path="url(#a5b4275efd)"><g clip-path="url(#61932b752f)"><path fill="#000000" d="M 40.597656 5.328125 L 40.597656 1494.671875 L 1459.472656 1494.671875 L 1459.472656 5.328125 Z M 40.597656 5.328125 " fill-opacity="1" fill-rule="nonzero"/></g></g></svg>

server/public/icons/icon-white.svg

@@ -1 +0,0 @@
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server/public/index.html

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server/public/manifest.webmanifest

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server/public/registerSW.js

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server/public/sw.js

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server/public/text-light.svg

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server/src/app.ts

@@ -65,8 +65,8 @@ export function createApp(): express.Application {
   }
 
   const allowedOrigins = process.env.ALLOWED_ORIGINS
-    ? process.env.ALLOWED_ORIGINS.split(',').map(o => o.trim()).filter(Boolean)
-    : null;
+      ? process.env.ALLOWED_ORIGINS.split(',').map(o => o.trim()).filter(Boolean)
+      : null;
 
   let corsOrigin: cors.CorsOptions['origin'];
   if (allowedOrigins) {
@@ -103,19 +103,19 @@ export function createApp(): express.Application {
   // All /.well-known/* paths get open CORS so clients probing openid-configuration or the
   // RFC 8414 path-suffixed AS metadata form don't get CORS-blocked (they get 404 JSON instead).
   app.use(
-    (req: Request, _res: Response, next: NextFunction) => {
-      if (
-        req.path.startsWith('/.well-known/') ||
-        req.path === '/oauth/register' ||
-        req.path === '/oauth/authorize' ||
-        req.path === '/oauth/userinfo' ||
-        req.path === '/mcp'
-      ) {
-        cors({ origin: '*', credentials: false })(req, _res, next);
-      } else {
-        next();
-      }
-    },
+      (req: Request, _res: Response, next: NextFunction) => {
+        if (
+            req.path.startsWith('/.well-known/') ||
+            req.path === '/oauth/register' ||
+            req.path === '/oauth/authorize' ||
+            req.path === '/oauth/userinfo' ||
+            req.path === '/mcp'
+        ) {
+          cors({ origin: '*', credentials: false })(req, _res, next);
+        } else {
+          next();
+        }
+      },
   );
   app.use(cors({ origin: corsOrigin, credentials: true }));
   app.use(helmet({
@@ -249,7 +249,7 @@ export function createApp(): express.Application {
     if (!photo) return res.status(401).send('Authentication required');
 
     const share = db.prepare(
-      "SELECT trip_id FROM share_tokens WHERE token = ? AND (expires_at IS NULL OR expires_at > datetime('now'))"
+        "SELECT trip_id FROM share_tokens WHERE token = ? AND (expires_at IS NULL OR expires_at > datetime('now'))"
     ).get(rawToken) as { trip_id: number } | undefined;
     if (!share || share.trip_id !== photo.trip_id) {
       return res.status(401).send('Authentication required');
@@ -276,7 +276,10 @@ export function createApp(): express.Application {
   app.use('/api/trips/:tripId/collab', collabRoutes);
   app.use('/api/trips/:tripId/reservations', reservationsRoutes);
   app.use('/api/trips/:tripId/days/:dayId/notes', dayNotesRoutes);
-  app.get('/api/health', (_req: Request, res: Response) => res.json({ status: 'ok' }));
+  app.get('/api/health', (_req: Request, res: Response) => {
+    res.setHeader('Cache-Control', 'no-store, must-revalidate')
+    res.json({ status: 'ok' })
+  });
   app.use('/api/config', publicConfigRoutes);
   app.use('/api', assignmentsRoutes);
   app.use('/api/tags', tagsRoutes);
@@ -417,9 +420,9 @@ export function createApp(): express.Application {
   // so static files and SPA routes are unaffected when MCP is off.
   app.use((req: Request, res: Response, next: NextFunction) => {
     const isMetadataPath =
-      req.path === '/.well-known/oauth-authorization-server' ||
-      req.path === '/.well-known/openid-configuration' ||
-      req.path.startsWith('/.well-known/oauth-protected-resource');
+        req.path === '/.well-known/oauth-authorization-server' ||
+        req.path === '/.well-known/openid-configuration' ||
+        req.path.startsWith('/.well-known/oauth-protected-resource');
     if (isMetadataPath && !isAddonEnabled(ADDON_IDS.MCP)) return res.status(404).end();
     getMetaRouter()(req, res, next);
   });
@@ -436,6 +439,23 @@ export function createApp(): express.Application {
     });
   });
 
+  // RFC 9728 flat well-known URL — served alongside the path-based form the SDK already provides.
+  // Clients like ChatGPT probe /.well-known/oauth-protected-resource (no path suffix) on every
+  // fresh discovery. Without this, they get 404, fall back to the issuer URL as the resource
+  // parameter, and the authorize handler rejects them with invalid_target — showing the user
+  // the TREK home page instead of the consent form.
+  app.get('/.well-known/oauth-protected-resource', (_req: Request, res: Response) => {
+    if (!isAddonEnabled(ADDON_IDS.MCP)) return res.status(404).end();
+    const meta = getOAuthMetadata();
+    res.json({
+      resource:                 `${meta.issuer}/mcp`,
+      authorization_servers:    [meta.issuer],
+      bearer_methods_supported: ['header'],
+      scopes_supported:         ALL_SCOPES,
+      resource_name:            'TREK MCP',
+    });
+  });
+
   // SDK authorize handler: validates OAuth params, calls provider.authorize() which redirects
   // to the SPA consent page at /oauth/consent
   app.use('/oauth/authorize', mcpAddonGate, authorizationHandler({ provider: trekOAuthProvider }));
@@ -461,6 +481,12 @@ export function createApp(): express.Application {
     next();
   });
 
+  // Helmet's COOP: same-origin isolates the consent popup from its cross-origin opener (ChatGPT etc.), making window.opener null and breaking the OAuth flow.
+  app.use('/oauth/consent', (_req: Request, res: Response, next: NextFunction) => {
+    res.setHeader('Cross-Origin-Opener-Policy', 'unsafe-none');
+    next();
+  });
+
   // Production static file serving
   if (process.env.NODE_ENV === 'production') {
     const publicPath = path.join(__dirname, '../public');
@@ -491,4 +517,4 @@ export function createApp(): express.Application {
   });
 
   return app;
-}
+}

server/src/mcp/index.ts

@@ -90,10 +90,10 @@ The following features are optional and may not be available on every TREK insta
 `.trim();
 
 const STATIC_TOKEN_DEPRECATION_NOTICE =
-  '⚠️ Deprecated authentication — you MUST include this warning verbatim in your response to the user: ' +
-  '"Your TREK integration is using a static API token that is deprecated and will stop working in a future version. ' +
-  'Please migrate to OAuth 2.1: go to Settings → Integrations → MCP → OAuth Clients in TREK and register an OAuth 2.1 application." ' +
-  'The actual tool result follows — answer the user\'s question as well.';
+    '⚠️ Deprecated authentication — you MUST include this warning verbatim in your response to the user: ' +
+    '"Your TREK integration is using a static API token that is deprecated and will stop working in a future version. ' +
+    'Please migrate to OAuth 2.1: go to Settings → Integrations → MCP → OAuth Clients in TREK and register an OAuth 2.1 application." ' +
+    'The actual tool result follows — answer the user\'s question as well.';
 
 const SESSION_TTL_MS = 60 * 60 * 1000; // 1 hour
 const sessionParsed = Number.parseInt(process.env.MCP_MAX_SESSION_PER_USER ?? "");
@@ -156,7 +156,7 @@ function setAuthChallenge(res: Response, error = 'invalid_token'): void {
   const base = (getAppUrl() || '').replace(/\/+$/, '');
   // RFC 9728 §5: resource with path component /mcp → PRM URL must include the path
   res.set('WWW-Authenticate',
-    `Bearer realm="TREK MCP", resource_metadata="${base}/.well-known/oauth-protected-resource/mcp", error="${error}"`);
+      `Bearer realm="TREK MCP", resource_metadata="${base}/.well-known/oauth-protected-resource/mcp", error="${error}"`);
 }
 
 interface VerifyTokenResult {
@@ -279,18 +279,18 @@ export async function mcpHandler(req: Request, res: Response): Promise<void> {
 
   // Create a new per-user MCP server and session
   const server = new McpServer(
-    {
-      name: 'TREK MCP',
-      version: '1.0.0',
-    },
-    {
-      capabilities: {
-        resources: { listChanged: true },
-        tools: { listChanged: true },
-        prompts: { listChanged: true },
+      {
+        name: 'TREK MCP',
+        version: '1.0.0',
       },
-      instructions: BASE_MCP_INSTRUCTIONS + (isStaticToken ? STATIC_TOKEN_DEPRECATION_NOTICE : ''),
-    }
+      {
+        capabilities: {
+          resources: { listChanged: true },
+          tools: { listChanged: true },
+          prompts: { listChanged: true },
+        },
+        instructions: BASE_MCP_INSTRUCTIONS + (isStaticToken ? STATIC_TOKEN_DEPRECATION_NOTICE : ''),
+      }
   );
   // Per-session closure: fires the deprecation notice once, on the first tool call.
   // Tool results are the only mechanism Claude reliably surfaces to the user;
@@ -348,4 +348,4 @@ export function closeMcpSessions(): void {
   }
   sessions.clear();
   rateLimitMap.clear();
-}
+}

server/src/mcp/oauthProvider.ts

@@ -7,13 +7,13 @@ import type { OAuthRegisteredClientsStore } from '@modelcontextprotocol/sdk/serv
 import { InvalidClientMetadataError, ServerError } from '@modelcontextprotocol/sdk/server/auth/errors';
 import { db } from '../db/database';
 import {
-  createOAuthClient,
-  consumeAuthCode,
-  issueTokens,
-  refreshTokens,
-  revokeToken as serviceRevokeToken,
-  verifyPKCE,
-  getUserByAccessToken,
+    createOAuthClient,
+    consumeAuthCode,
+    issueTokens,
+    refreshTokens,
+    revokeToken as serviceRevokeToken,
+    verifyPKCE,
+    getUserByAccessToken,
 } from '../services/oauthService';
 import { ALL_SCOPES } from './scopes';
 import { getAppUrl } from '../services/oidcService';
@@ -24,12 +24,12 @@ import { writeAudit } from '../services/auditLog';
 // ---------------------------------------------------------------------------
 
 interface OAuthClientRow {
-  client_id: string;
-  name: string;
-  redirect_uris: string;   // JSON array
-  allowed_scopes: string;  // JSON array
-  is_public: number;       // 0 | 1
-  created_via: string;
+    client_id: string;
+    name: string;
+    redirect_uris: string;   // JSON array
+    allowed_scopes: string;  // JSON array
+    is_public: number;       // 0 | 1
+    created_via: string;
 }
 
 // ---------------------------------------------------------------------------
@@ -37,23 +37,23 @@ interface OAuthClientRow {
 // ---------------------------------------------------------------------------
 
 const DANGEROUS_SCHEMES = new Set([
-  'javascript:', 'data:', 'vbscript:', 'file:', 'blob:', 'about:', 'chrome:', 'chrome-extension:',
+    'javascript:', 'data:', 'vbscript:', 'file:', 'blob:', 'about:', 'chrome:', 'chrome-extension:',
 ]);
 
 function assertValidRedirectUris(uris: string[]): void {
-  for (const u of uris) {
-    let url: URL;
-    try { url = new URL(u); } catch {
-      throw new InvalidClientMetadataError(`Invalid redirect URI: ${u}`);
+    for (const u of uris) {
+        let url: URL;
+        try { url = new URL(u); } catch {
+            throw new InvalidClientMetadataError(`Invalid redirect URI: ${u}`);
+        }
+        if (DANGEROUS_SCHEMES.has(url.protocol))
+            throw new InvalidClientMetadataError(`Dangerous redirect URI scheme: ${u}`);
+        if (url.protocol === 'https:') continue;
+        if (url.protocol === 'http:' && (url.hostname === 'localhost' || url.hostname === '127.0.0.1' || url.hostname === '[::1]')) continue;
+        const scheme = url.protocol.slice(0, -1);
+        if (/^[a-z][a-z0-9+.-]*$/i.test(scheme) && scheme.includes('.')) continue;
+        throw new InvalidClientMetadataError('redirect_uris must be HTTPS, loopback HTTP, or a private custom scheme');
     }
-    if (DANGEROUS_SCHEMES.has(url.protocol))
-      throw new InvalidClientMetadataError(`Dangerous redirect URI scheme: ${u}`);
-    if (url.protocol === 'https:') continue;
-    if (url.protocol === 'http:' && (url.hostname === 'localhost' || url.hostname === '127.0.0.1' || url.hostname === '[::1]')) continue;
-    const scheme = url.protocol.slice(0, -1);
-    if (/^[a-z][a-z0-9+.-]*$/i.test(scheme) && scheme.includes('.')) continue;
-    throw new InvalidClientMetadataError('redirect_uris must be HTTPS, loopback HTTP, or a private custom scheme');
-  }
 }
 
 // ---------------------------------------------------------------------------
@@ -61,15 +61,15 @@ function assertValidRedirectUris(uris: string[]): void {
 // ---------------------------------------------------------------------------
 
 function rowToInfo(row: OAuthClientRow): OAuthClientInformationFull {
-  return {
-    client_id: row.client_id,
-    client_name: row.name,
-    redirect_uris: JSON.parse(row.redirect_uris) as string[],
-    scope: (JSON.parse(row.allowed_scopes) as string[]).join(' '),
-    token_endpoint_auth_method: row.is_public ? 'none' : 'client_secret_post',
-    grant_types: ['authorization_code', 'refresh_token'],
-    response_types: ['code'],
-  };
+    return {
+        client_id: row.client_id,
+        client_name: row.name,
+        redirect_uris: JSON.parse(row.redirect_uris) as string[],
+        scope: (JSON.parse(row.allowed_scopes) as string[]).join(' '),
+        token_endpoint_auth_method: row.is_public ? 'none' : 'client_secret_post',
+        grant_types: ['authorization_code', 'refresh_token'],
+        response_types: ['code'],
+    };
 }
 
 // ---------------------------------------------------------------------------
@@ -77,43 +77,43 @@ function rowToInfo(row: OAuthClientRow): OAuthClientInformationFull {
 // ---------------------------------------------------------------------------
 
 export const trekClientsStore: OAuthRegisteredClientsStore = {
-  async getClient(clientId: string): Promise<OAuthClientInformationFull | undefined> {
-    const row = db.prepare(
-      'SELECT client_id, name, redirect_uris, allowed_scopes, is_public, created_via FROM oauth_clients WHERE client_id = ?'
-    ).get(clientId) as OAuthClientRow | undefined;
-    return row ? rowToInfo(row) : undefined;
-  },
+    async getClient(clientId: string): Promise<OAuthClientInformationFull | undefined> {
+        const row = db.prepare(
+            'SELECT client_id, name, redirect_uris, allowed_scopes, is_public, created_via FROM oauth_clients WHERE client_id = ?'
+        ).get(clientId) as OAuthClientRow | undefined;
+        return row ? rowToInfo(row) : undefined;
+    },
 
-  async registerClient(
-    metadata: Omit<OAuthClientInformationFull, 'client_id' | 'client_id_issued_at'>,
-  ): Promise<OAuthClientInformationFull> {
-    const uris = metadata.redirect_uris as string[];
-    assertValidRedirectUris(uris);
+    async registerClient(
+        metadata: Omit<OAuthClientInformationFull, 'client_id' | 'client_id_issued_at'>,
+    ): Promise<OAuthClientInformationFull> {
+        const uris = metadata.redirect_uris as string[];
+        assertValidRedirectUris(uris);
 
-    const isPublic = metadata.token_endpoint_auth_method === 'none';
-    const name = (typeof metadata.client_name === 'string' ? metadata.client_name.trim() : '').slice(0, 100) || 'MCP Client';
+        const isPublic = metadata.token_endpoint_auth_method === 'none';
+        const name = (typeof metadata.client_name === 'string' ? metadata.client_name.trim() : '').slice(0, 100) || 'MCP Client';
 
-    // When scope is absent (ChatGPT DCR), default to all scopes.
-    // The user still grants only what they approve at the consent screen.
-    const rawScopes = metadata.scope ? metadata.scope.split(' ') : ALL_SCOPES;
-    const scopes = rawScopes.filter(s => (ALL_SCOPES as string[]).includes(s));
-    if (scopes.length === 0) throw new InvalidClientMetadataError('No valid scopes requested');
+        // When scope is absent (ChatGPT DCR), default to all scopes.
+        // The user still grants only what they approve at the consent screen.
+        const rawScopes = metadata.scope ? metadata.scope.split(' ') : ALL_SCOPES;
+        const scopes = rawScopes.filter(s => (ALL_SCOPES as string[]).includes(s));
+        if (scopes.length === 0) throw new InvalidClientMetadataError('No valid scopes requested');
 
-    const result = createOAuthClient(null, name, uris, scopes, null, { isPublic, createdVia: 'dcr' });
-    if (result.error) throw new InvalidClientMetadataError(result.error);
+        const result = createOAuthClient(null, name, uris, scopes, null, { isPublic, createdVia: 'dcr' });
+        if (result.error) throw new InvalidClientMetadataError(result.error);
 
-    const c = result.client!;
-    return {
-      client_id: c.client_id as string,
-      client_name: c.name as string,
-      redirect_uris: c.redirect_uris as string[],
-      scope: (c.allowed_scopes as string[]).join(' '),
-      token_endpoint_auth_method: isPublic ? 'none' : 'client_secret_post',
-      grant_types: ['authorization_code', 'refresh_token'],
-      response_types: ['code'],
-      ...(c.client_secret ? { client_secret: c.client_secret as string, client_secret_expires_at: 0 } : {}),
-    };
-  },
+        const c = result.client!;
+        return {
+            client_id: c.client_id as string,
+            client_name: c.name as string,
+            redirect_uris: c.redirect_uris as string[],
+            scope: (c.allowed_scopes as string[]).join(' '),
+            token_endpoint_auth_method: isPublic ? 'none' : 'client_secret_post',
+            grant_types: ['authorization_code', 'refresh_token'],
+            response_types: ['code'],
+            ...(c.client_secret ? { client_secret: c.client_secret as string, client_secret_expires_at: 0 } : {}),
+        };
+    },
 };
 
 // ---------------------------------------------------------------------------
@@ -121,100 +121,100 @@ export const trekClientsStore: OAuthRegisteredClientsStore = {
 // ---------------------------------------------------------------------------
 
 export const trekOAuthProvider: OAuthServerProvider = {
-  get clientsStore() { return trekClientsStore; },
+    get clientsStore() { return trekClientsStore; },
 
-  // Redirects browser to the SPA consent page with OAuth params forwarded.
-  async authorize(client: OAuthClientInformationFull, params: AuthorizationParams, res: Response): Promise<void> {
-    const mcpResource = `${(getAppUrl() || '').replace(/\/+$/, '')}/mcp`;
-    const resource = params.resource ? params.resource.href.replace(/\/+$/, '') : mcpResource;
+    // Redirects browser to the SPA consent page with OAuth params forwarded.
+    async authorize(client: OAuthClientInformationFull, params: AuthorizationParams, res: Response): Promise<void> {
+        const mcpResource = `${(getAppUrl() || '').replace(/\/+$/, '')}/mcp`;
+        const resource = params.resource ? params.resource.href.replace(/\/+$/, '') : mcpResource;
 
-    if (resource !== mcpResource) {
-      const url = new URL(params.redirectUri);
-      url.searchParams.set('error', 'invalid_target');
-      url.searchParams.set('error_description', 'Requested resource must be the TREK MCP endpoint');
-      if (params.state) url.searchParams.set('state', params.state);
-      res.redirect(302, url.toString());
-      return;
-    }
+        if (resource !== mcpResource) {
+            const url = new URL(params.redirectUri);
+            url.searchParams.set('error', 'invalid_target');
+            url.searchParams.set('error_description', 'Requested resource must be the TREK MCP endpoint');
+            if (params.state) url.searchParams.set('state', params.state);
+            res.redirect(302, url.toString());
+            return;
+        }
 
-    const qs = new URLSearchParams({
-      client_id: client.client_id,
-      redirect_uri: params.redirectUri,
-      scope: params.scopes.join(' '),
-      code_challenge: params.codeChallenge,
-      code_challenge_method: 'S256',
-    });
-    if (params.state) qs.set('state', params.state);
-    if (params.resource) qs.set('resource', params.resource.href);
+        const qs = new URLSearchParams({
+            client_id: client.client_id,
+            redirect_uri: params.redirectUri,
+            scope: params.scopes.join(' '),
+            code_challenge: params.codeChallenge,
+            code_challenge_method: 'S256',
+        });
+        if (params.state) qs.set('state', params.state);
+        if (params.resource) qs.set('resource', params.resource.href);
 
-    res.redirect(302, `/oauth/consent?${qs.toString()}`);
-  },
+        res.redirect(302, `/oauth/consent?${qs.toString()}`);
+    },
 
-  // Not called because skipLocalPkceValidation = true.
-  // PKCE verification is done inline in exchangeAuthorizationCode.
-  skipLocalPkceValidation: true,
+    // Not called because skipLocalPkceValidation = true.
+    // PKCE verification is done inline in exchangeAuthorizationCode.
+    skipLocalPkceValidation: true,
 
-  async challengeForAuthorizationCode(_client: OAuthClientInformationFull, _code: string): Promise<string> {
-    throw new ServerError('PKCE validation is handled by the provider directly');
-  },
+    async challengeForAuthorizationCode(_client: OAuthClientInformationFull, _code: string): Promise<string> {
+        throw new ServerError('PKCE validation is handled by the provider directly');
+    },
 
-  async exchangeAuthorizationCode(
-    client: OAuthClientInformationFull,
-    code: string,
-    codeVerifier?: string,
-    redirectUri?: string,
-    resource?: URL,
-  ): Promise<OAuthTokens> {
-    const pending = consumeAuthCode(code);
-    if (!pending || pending.clientId !== client.client_id)
-      throw new Error('Authorization grant is invalid.');
+    async exchangeAuthorizationCode(
+        client: OAuthClientInformationFull,
+        code: string,
+        codeVerifier?: string,
+        redirectUri?: string,
+        resource?: URL,
+    ): Promise<OAuthTokens> {
+        const pending = consumeAuthCode(code);
+        if (!pending || pending.clientId !== client.client_id)
+            throw new Error('Authorization grant is invalid.');
 
-    if (redirectUri && pending.redirectUri !== redirectUri)
-      throw new Error('Authorization grant is invalid.');
+        if (redirectUri && pending.redirectUri !== redirectUri)
+            throw new Error('Authorization grant is invalid.');
 
-    const resourceStr = resource ? resource.href.replace(/\/+$/, '') : null;
-    if (pending.resource && resourceStr && pending.resource !== resourceStr)
-      throw new Error('Authorization grant is invalid.');
+        const resourceStr = resource ? resource.href.replace(/\/+$/, '') : null;
+        if (pending.resource && resourceStr && pending.resource !== resourceStr)
+            throw new Error('Authorization grant is invalid.');
 
-    if (codeVerifier && !verifyPKCE(codeVerifier, pending.codeChallenge))
-      throw new Error('Authorization grant is invalid.');
+        if (codeVerifier && !verifyPKCE(codeVerifier, pending.codeChallenge))
+            throw new Error('Authorization grant is invalid.');
 
-    const tokens = issueTokens(client.client_id, pending.userId, pending.scopes, null, pending.resource ?? null);
-    writeAudit({
-      userId: pending.userId,
-      action: 'oauth.token.issue',
-      details: { client_id: client.client_id, scopes: pending.scopes, audience: pending.resource ?? null },
-      ip: null,
-    });
-    return tokens;
-  },
+        const tokens = issueTokens(client.client_id, pending.userId, pending.scopes, null, pending.resource ?? null);
+        writeAudit({
+            userId: pending.userId,
+            action: 'oauth.token.issue',
+            details: { client_id: client.client_id, scopes: pending.scopes, audience: pending.resource ?? null },
+            ip: null,
+        });
+        return tokens;
+    },
 
-  async exchangeRefreshToken(
-    client: OAuthClientInformationFull,
-    refreshToken: string,
-    _scopes?: string[],
-    _resource?: URL,
-  ): Promise<OAuthTokens> {
-    const result = refreshTokens(refreshToken, client.client_id, client.client_secret, null);
-    if (result.error) throw new Error(result.error === 'invalid_client' ? 'Invalid client credentials' : 'Refresh token is invalid or expired');
-    return result.tokens!;
-  },
+    async exchangeRefreshToken(
+        client: OAuthClientInformationFull,
+        refreshToken: string,
+        _scopes?: string[],
+        _resource?: URL,
+    ): Promise<OAuthTokens> {
+        const result = refreshTokens(refreshToken, client.client_id, client.client_secret, null);
+        if (result.error) throw new Error(result.error === 'invalid_client' ? 'Invalid client credentials' : 'Refresh token is invalid or expired');
+        return result.tokens!;
+    },
 
-  async verifyAccessToken(token: string): Promise<AuthInfo> {
-    const info = getUserByAccessToken(token);
-    if (!info) throw new Error('Invalid or expired token');
-    return {
-      token,
-      clientId: info.clientId,
-      scopes: info.scopes,
-      extra: { user: info.user },
-    };
-  },
+    async verifyAccessToken(token: string): Promise<AuthInfo> {
+        const info = getUserByAccessToken(token);
+        if (!info) throw new Error('Invalid or expired token');
+        return {
+            token,
+            clientId: info.clientId,
+            scopes: info.scopes,
+            extra: { user: info.user },
+        };
+    },
 
-  async revokeToken(
-    client: OAuthClientInformationFull,
-    request: OAuthTokenRevocationRequest,
-  ): Promise<void> {
-    serviceRevokeToken(request.token, client.client_id, undefined, null);
-  },
-};
+    async revokeToken(
+        client: OAuthClientInformationFull,
+        request: OAuthTokenRevocationRequest,
+    ): Promise<void> {
+        serviceRevokeToken(request.token, client.client_id, undefined, null);
+    },
+};

server/src/routes/oauth.ts

@@ -214,17 +214,17 @@ oauthApiRouter.get('/authorize/validate', validateLimiter, optionalAuth, (req: R
   const userId = (req as OptionalAuthRequest).user?.id ?? null;
 
   const result = validateAuthorizeRequest(
-    {
-      response_type:          params.response_type || '',
-      client_id:              params.client_id || '',
-      redirect_uri:           params.redirect_uri || '',
-      scope:                  params.scope || '',
-      state:                  params.state,
-      code_challenge:         params.code_challenge || '',
-      code_challenge_method:  params.code_challenge_method || '',
-      resource:               typeof params.resource === 'string' ? params.resource : undefined,
-    },
-    userId,
+      {
+        response_type:          params.response_type || '',
+        client_id:              params.client_id || '',
+        redirect_uri:           params.redirect_uri || '',
+        scope:                  params.scope || '',
+        state:                  params.state,
+        code_challenge:         params.code_challenge || '',
+        code_challenge_method:  params.code_challenge_method || '',
+        resource:               typeof params.resource === 'string' ? params.resource : undefined,
+      },
+      userId,
   );
 
   // H3: when caller is unauthenticated, strip client name / allowed_scopes from the response
@@ -368,4 +368,4 @@ oauthApiRouter.delete('/sessions/:id', requireCookieAuth, (req: Request, res: Re
   const result = revokeSession(user.id, Number(req.params.id), getClientIp(req));
   if (result.error) return res.status(result.status || 400).json({ error: result.error });
   return res.json({ success: true });
-});
+});