- Replace hardcoded station constants with generated data from tools/generate_radiofrance_stations.py
- Update discover_local_radios to use static STATION_IDS instead of scraping
- Support both direct URLs and Pikapi UUIDs in visual_background handling
- Improve cover caching logic to handle mixed URL types (S3 vs Pikapi)
- Only notify subscribers on actual track changes in metadata cache
- Fix playlist browse to return items for single-station playlists
- Add 73 stations (including all France Bleu locals and webradios) via GraphQL API
- Graceful fallback in playlist DIDL generation when metadata is unavailable
