Improves calendar event rendering and UX

Refactors calendar rendering for improved user experience and performance.

- Removes unused function for rendering week content directly, streamlining the rendering process.
- Updates mock events to better reflect realistic all-day events.
- Adds file system search permission to claude settings.
- Removes console logs in scroll and navigation managers.

src/data/mock-events.json

@@ -141,11 +141,11 @@
   },
   {
     "id": "15",
-    "title": "Code Review",
+    "title": "Code Reviews",
     "start": "2025-07-14T14:00:00",
     "end": "2025-07-14T15:00:00",
     "type": "work",
-    "allDay": false,
+    "allDay": true,
     "syncStatus": "synced",
     "metadata": { "duration": 60, "color": "#009688" }
   },