fix: paginate Immich photo search — no longer limited to 200 — closes #137

The Immich metadata search was hardcoded to size: 200. Now paginates
through all results (1000 per page, up to 20k photos max).

server/src/routes/immich.ts

@@ -77,6 +77,11 @@ router.post('/search', authenticate, async (req: Request, res: Response) => {
   if (!user?.immich_url || !user?.immich_api_key) return res.status(400).json({ error: 'Immich not configured' });
 
   try {
+    // Paginate through all results (Immich limits per-page to 1000)
+    const allAssets: any[] = [];
+    let page = 1;
+    const pageSize = 1000;
+    while (true) {
       const resp = await fetch(`${user.immich_url}/api/search/metadata`, {
         method: 'POST',
         headers: { 'x-api-key': user.immich_api_key, 'Content-Type': 'application/json' },
@@ -84,13 +89,20 @@ router.post('/search', authenticate, async (req: Request, res: Response) => {
           takenAfter: from ? `${from}T00:00:00.000Z` : undefined,
           takenBefore: to ? `${to}T23:59:59.999Z` : undefined,
           type: 'IMAGE',
-        size: 200,
+          size: pageSize,
+          page,
         }),
         signal: AbortSignal.timeout(15000),
       });
       if (!resp.ok) return res.status(resp.status).json({ error: 'Search failed' });
       const data = await resp.json() as { assets?: { items?: any[] } };
-    const assets = (data.assets?.items || []).map((a: any) => ({
+      const items = data.assets?.items || [];
+      allAssets.push(...items);
+      if (items.length < pageSize) break; // Last page
+      page++;
+      if (page > 20) break; // Safety limit (20k photos max)
+    }
+    const assets = allAssets.map((a: any) => ({
       id: a.id,
       takenAt: a.fileCreatedAt || a.createdAt,
       city: a.exifInfo?.city || null,