- Add SwiftUI views for feed list, detail, add feed, settings, and bookmarks
- Connect all views to ViewModels using @StateObject
- Implement pull-to-refresh for feed list
- Add error handling and loading states to all views
- Create FeedItemRow view for consistent feed item display
- Add toFeedItem() extension to Bookmark for UI integration
- Update FeedDetailView to use sync methods
- Update BookmarkView to use FeedService for unstar operations
Co-Authored-By: Paperclip <noreply@paperclip.ing>