- AnalyticsEvent: Data class for tracked events
- AnalyticsDao: Room DAO with CRUD operations
- AnalyticsDatabase: Room database singleton
- AnalyticsManager: High-level API for logging events
- Unit tests for AnalyticsEvent
Event types: page_view, session_start, session_end,
idle_reset, admin_access, config_sync, signage_rotate
Supports JSON/CSV export for admin panel integration.