- API: GET /versions/:id/audio?quality=stream|original (server proxy for SW caching) - API: GET /versions/:id/waveform-data (server proxy for offline waveform) - SW: cache-first from musichub-offline-v1 for proxied audio/waveform endpoints - Client: IDB-backed offline store (idb lib) with progress-tracked download - UI: per-version offline download button with stream/original quality picker - UI: /offline page with storage estimate and remove-all action - Manifest: shortcuts for Dashboard + Offline-Tracks Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
95 KiB
95 KiB