- New poller.js polls all services on a configurable interval
- POLL_INTERVAL env var (default 5000ms / 5 seconds)
- All data stored in cache with TTL of 3x poll interval
- Dashboard endpoint now reads from cache only (no network calls)
- API responses are near-instant regardless of service count
- First poll runs immediately on server start
- Fix seriesMap key (use Sonarr internal id, not tvdbId)
- Fix Sonarr tag resolution (use tag map like Radarr)
- Use sourceTitle for history record matching
- Fall back to embedded movie/series objects when API timeouts
- Add includeMovie/includeSeries params to queue/history API calls
- Add coverArt field to all download responses (TMDB poster URLs)
- Add cover art display to frontend download cards
- Fix user-summary route to use instance config and tag maps
