- Create TaskLocalDataSource for Drift database operations
- Implement LocalTaskRepositoryImpl with same interface as remote
- Support full CRUD operations for offline task management
- Create auth feature with Clean Architecture (domain/data/presentation)
- Add login and register pages with form validation
- Implement secure token storage with flutter_secure_storage
- Create AuthenticatedClient for automatic Bearer token headers
- Add AuthViewModel for global auth state management
- Update router with auth guards (redirect to login if not authenticated)
- Add logout option to settings page
- Update TaskRemoteDataSource to use authenticated client
- Add auth-related localization strings (EN/DE)
- Enlarge calendar priority dots to 10px with pulsing animation
- Increase task tile checkbox and menu button containers to 48x48
- Add proper minVerticalPadding to task tiles (72dp height)
- Update filter chips with MaterialTapTargetSize.padded
- Increase navigation buttons to 48x48 with 28px icons
- Update task form with 48dp height segmented button
- Fix calendar navigation using ValueKey to force rebuild
- Add colored dots on calendar days with tasks (red/orange/green)
- Show highest priority of incomplete tasks for each day
- Add subtle pulsing animation to task indicators
- Load tasks for visible month when calendar opens
- Add date parameter support to DailyAgendaPage for calendar navigation
- Add popup menu to task tile with delete and reschedule options
- Set default locale to English when none is saved
- Update API base URL comment for desktop vs Android
- Update localization imports to use package path
- Remove unused provider import from main.dart
- Fix default test file
- Refactor settings dialogs to use Radio widget
