- Fixed requestAuthorization to use completion handler instead of throws - Fixed isAvailable property to use async callback pattern - Updated NotificationManager to use async isAvailable Fixes code review feedback from FRE-535
- iOS: Add BackgroundSyncService, SyncScheduler, SyncWorker, BookmarkViewModel, FeedViewModel - iOS: Add BackgroundSyncService, SyncScheduler, SyncWorker services - Linux: Add settings-store.vala, State.vala signals, view widgets (FeedList, FeedDetail, AddFeed, Search, Settings, Bookmark) - Linux: Add bookmark-store.vala, bookmark vala model, search-service.vala - Android: Add NotificationService, NotificationManager, NotificationPreferencesStore - Android: Add BookmarkDao, BookmarkRepository, SettingsStore - Add unit tests for iOS, Android, Linux - Add integration tests - Add performance benchmarks - Update tasks and documentation Co-Authored-By: Paperclip <noreply@paperclip.ing>
