Fix file sharing load speed and move error; misc updates

- Remove recursive directory size calculations (single Seafile API call per list)
- Remove 'Used in this location' usage display
- Fix move using v2 per-type endpoints instead of broken batch endpoint
- Send entry type from frontend for correct move routing

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

package.json

@@ -11,8 +11,11 @@
   },
   "dependencies": {
     "@supabase/supabase-js": "^2.99.3",
+    "heic-to": "^1.4.2",
+    "heic2any": "^0.0.4",
     "jspdf": "^4.2.1",
     "jspdf-autotable": "^5.0.7",
+    "jszip": "^3.10.1",
     "react": "^19.2.4",
     "react-dom": "^19.2.4",
     "react-router-dom": "^7.13.1"