- Add getLibraryHubs() and getPlaylist() API methods to PlexClient
- Display library hubs below Recently Added on Discover screen
- Filter out duplicate hubs (Continue Watching, Recently Added) that are already shown
- Add dynamic context-aware icons based on hub titles (trending, genres, ratings, etc.)
- Support 20+ hub types with matching icons: trending, popular, seasonal, genres, top rated, playlists, and more
- Support for custom collections from Kometa/Pulsarr
Implements feature request #28