Backend:
- fetchLyrics() queries LRCLIB for plain + synced lyrics
- Synced lyrics saved as .lrc file (Navidrome reads these)
- Plain lyrics embedded via ffmpeg -metadata lyrics=
- ITUNESADVISORY=1 written for explicit tracks
- explicit flag passed through album/track download chain
- fetchItunesTracks + searchItunesAlbumTracks use country=us&explicit=Yes
Frontend:
- explicit:true sent in download payload from iTunes track data
- "E" badge shown on explicit tracks in global search track list
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>