- Add doodstream.com web login (email+password) as alternative to API key
- Fix doodstream login: use X-Requested-With header for JSON response
- Add "Aus der Queue entfernen bei Abschluss" setting
- Fix byse.sx download URLs to use /d/ prefix
- Make config writes async to prevent race conditions
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
