v2.6.2 — TREK Rebrand, OSM Enrichment, File Management, Hotel Bookings & Bug Fixes

Rebrand:
- NOMAD → TREK branding across all UI, translations, server, PWA manifest
- New TREK logos (dark/light, with/without icon)
- Liquid glass toast notifications

Bugs Fixed:
- HTTPS redirect now opt-in only (FORCE_HTTPS=true), fixes #33 #43 #52 #54 #55
- PDF export "Tag" fallback uses i18n, fixes #15
- Vacay sharing color collision detection, fixes #25
- Backup settings import fix (PR #47)
- Atlas country detection uses smallest bounding box, fixes #31
- JPY and zero-decimal currencies formatted correctly, fixes #32
- HTML lang="en" instead of hardcoded "de", fixes #34
- Duplicate translation keys removed
- setSelectedAssignmentId crash fixed

New Features:
- OSM enrichment: Overpass API for opening hours, Wikimedia Commons for photos
- Reverse geocoding on map right-click to add places
- OIDC config via environment variables (OIDC_ISSUER, OIDC_CLIENT_ID, etc.), fixes #48
- Multi-arch Docker build (ARM64 + AMD64), fixes #11
- File management: star, trash/restore, upload owner, assign to places/bookings, notes
- Markdown rendering in Collab Notes with expand modal, fixes #17
- Type-specific booking fields (flight: airline/number/airports, hotel: check-in/out/days, train: number/platform/seat), fixes #35
- Hotel bookings auto-create accommodations, bidirectional sync
- Multiple hotels per day with check-in/check-out color coding
- Ko-fi and Buy Me a Coffee support cards
- GitHub releases proxy with server-side caching

client/src/utils/formatters.ts

@@ -1,5 +1,11 @@
 import type { AssignmentsMap } from '../types'
 
+const ZERO_DECIMAL_CURRENCIES = new Set(['JPY', 'KRW', 'VND', 'CLP', 'ISK', 'HUF'])
+
+export function currencyDecimals(currency: string): number {
+  return ZERO_DECIMAL_CURRENCIES.has(currency.toUpperCase()) ? 0 : 2
+}
+
 export function formatDate(dateStr: string | null | undefined, locale: string): string | null {
   if (!dateStr) return null
   return new Date(dateStr + 'T00:00:00').toLocaleDateString(locale, {