improvements:
- implement adaptive rate limiting, greatly speeding up fetching

fixes:
- use expired cache values while refetching

improvements:
- Persistent Request Caching:
- Request results are now cached for some hours, reducing API calls and speeding up repeated visits.
- Batch Movie Processing:
- The extension processes all visible movies in batches, with improved handling for dynamically loaded content.
- UI Improvements
- Performance:
- Rate limiting and debouncing have been improved to avoid excessive API requests and UI updates.

fixes:
- Dual TMDB API Key Support:
- You can now enter both a TMDB API Key and a TMDB Read Token in the extension options. Both are required for full functionality.
- Movie Detection:
- More robust detection and updating of movie elements, including those loaded dynamically.
- Improved movie parsing making it less likely to not find a movie on TMDB