feat: port full MusicBrainz API to V2 crate + add cache persistence
V2 MusicBrainz client now has all methods from legacy:
- search_recording, get_artist_with_relations, get_artist_tags
- search_artists_by_tag, search_artists_by_tag_and_area
- search_release_by_barcode, search_releases_extended
- get_release_with_tracks, browse_artists_by_area
- search_area, get_area_with_relations, resolve_parent_subdivision
V2 MusicBrainz cache now has:
- Settings persistence (is_enabled/set_enabled)
- All legacy cache tables (relations, metadata, scene, qobuz_validation)
- clear_all, cleanup_expired, get_stats
V2 ListenBrainz cache adds:
- mark_listens_sent (batch), get_queue_count, clear_queue
V2 state wrappers (integrations_v2.rs) now include:
- Cache field on both MusicBrainzV2State and ListenBrainzV2State
- init_cache_at, init_from_cache, teardown methods
- ListenBrainzV2State credentials auto-persist to V2 cache
V2 models include all types from legacy (ArtistRelationships,
ArtistMetadata, LocationDiscoveryResponse, ResolvedMusician, etc.)
vicrodh
f473065c21