- reload introdb API key on setting updates
- support recap/preview markers in playback and next-episode flow
- add profile defaults for recap and preview auto-play settings
- Wire introdb marker fetching into playback and Jellyfin compat
- Persist and expose recap/preview markers alongside intro and credits
- Add new playback/profile settings for recap and preview behavior
- Add admin job support for collection defaults applies
- Keep preview synchronous while real applies run via the job queue
- Show collection apply job status in the admin UI