Major performance improvement for manual scans:
- Check NFOGuard database before making Sonarr API calls
- Only query Sonarr history for episodes missing from database
- Filter Sonarr episode processing to only needed episodes
- Add detailed logging for cache hits vs API calls
Expected improvement: 172 API calls -> 0-10 API calls for typical scans
Found that rename events contain episodeId field which can be used to fetch specific episode details. Replaced complex episode data extraction with direct API call to /api/v3/episode/{episodeId} to get season/episode numbers for targeted processing.
This should resolve rename webhooks processing entire series instead of single episodes.