e856172d60
Cleanup pass on the noisy debugPrints we added during the recent debugging sessions. Remaining prints are error-path only: - AlbumCoverCache fetch failed - album/playlist cold-cache fetch failed - audio_handler playbackEventStream error - audio_handler queue supersession (rare race) - audio_handler forward/backward fill failed - artist_detail play failed - cacheFirst fetchAndPopulate failed (only when tag is set) Removed per-event chatter: - audio_handler player-state and processingState subscribers - audio_handler timing measurements (built initial / setAudioSources / forward fill / backward fill) - audio_handler cache hit/miss per-track (fired N times per play) - audio_handler register stream cache (verifiable via Settings) - audio_handler.configure log - albumProvider step-by-step lines (drift miss / online / drift hit / album hit but no tracks) - playlistDetailProvider step-by-step lines (calling get / drift write done / 404 evicted / drift hit / playlist hit but no tracks) - playlistsListProvider wire returned + drift rows lines - playTracks stage timings (serverUrl / token / configure / setQueue / play returned) - metadataPrefetcher warming N artists - artist_detail play tapped — N tracks success log - cacheFirst step-by-step (drift hit / drift miss / online / done) `tag` parameter on cacheFirst preserved for ad-hoc instrumentation.