feat: Add multi-CDN integration for global video delivery
- Create CDN manager with multi-provider support (Bunny, Cloudflare, S3, Backblaze, Wasabi)
- Implement automatic CDN upload and failover system
- Add multi-quality video support (360p-2160p)
- Build quality selector UI with auto-detection
- Track CDN bandwidth usage for cost monitoring
- Implement cache purging API
- Add background CDN upload worker script
- Create comprehensive CDN documentation
Features:
- Multi-CDN support with priority-based failover
- BunnyCDN, Cloudflare R2, AWS S3, Backblaze B2, Wasabi integration
- Multi-quality delivery (adaptive quality selection)
- Auto quality based on connection speed
- User preference persistence
- Bandwidth tracking per provider
- Cache purge API
- Cost optimization strategies
- Production-ready with error handling
Krystie
bdd5ab30fd