- Create String+Localization extension with .localized property
- Add LabelUtils for consistent label splitting and deduplication logic
- Implement Legal & Privacy settings section with Privacy Policy and Legal Notice views
- Add German/English localization for all navigation states and settings sections
- Fix navigationDestination placement warning in PadSidebarView
- Unify label input handling across main app and share extension
- Support for space-separated label input in share extension
Navigation & Settings now fully localized:
- All/Unread/Favorites/Archive → Alle/Ungelesen/Favoriten/Archiv
- Font/Appearance/Cache/General/Server Settings → German equivalents
- Legal section with GitHub issue reporting and email support contact
Add comprehensive offline bookmark support with sync capabilities:
- Implement offline bookmark storage using Core Data with App Group sharing
- Add Share Extension support for saving bookmarks when server unavailable
- Create LocalBookmarksSyncView for managing offline bookmark queue
- Add OfflineSyncManager for automatic and manual sync operations
- Implement ServerConnectivity monitoring and status handling
- Add badge notifications on More tab for pending offline bookmarks
- Fix tag pagination in Share Extension with unique IDs for proper rendering
- Update PhoneTabView with event-based badge count updates
- Add App Group entitlements for data sharing between main app and extension
The offline system provides seamless bookmark saving when disconnected,
with automatic sync when connection is restored and manual sync options.