feat: add analytics visibility settings and export functionality

- Added `analytics_visibility` column to `rooms` table to control who can view analytics data.
- Updated analytics routes to check visibility settings before allowing access and export of analytics data.
- Implemented export functionality for analytics in CSV, XLSX, and PDF formats.
- Enhanced `AnalyticsList` component to include export options for analytics entries.
- Updated room detail page to allow setting analytics visibility when creating or editing rooms.
- Added translations for new analytics visibility options and export messages.

src/i18n/en.json

@@ -258,7 +258,11 @@
     "defaultWelcome": "Welcome to the meeting!",
     "analytics": "Learning Analytics",
     "enableAnalytics": "Enable learning analytics",
-    "enableAnalyticsHint": "Collects participant engagement data after each meeting."
+    "enableAnalyticsHint": "Collects participant engagement data after each meeting.",
+    "analyticsVisibility": "Who can see analytics?",
+    "analyticsOwnerOnly": "Room owner only",
+    "analyticsSharedUsers": "All shared users",
+    "analyticsVisibilityHint": "Controls who can view and export analytics data for this room."
   },
   "recordings": {
     "title": "Recordings",
@@ -295,7 +299,10 @@
     "duration": "Duration",
     "meetingDuration": "Meeting duration",
     "raiseHand": "Raise hand",
-    "reactions": "Reactions"
+    "reactions": "Reactions",
+    "export": "Download",
+    "exportSuccess": "Download started",
+    "exportFailed": "Error downloading data"
   },
   "settings": {
     "title": "Settings",