- Increased max file size from 500MB to 10GB
- Created chunkedUploadService.js for managing chunked uploads
- Added chunked upload API endpoints (init, chunk, complete, status, abort)
- Added frontend chunked upload methods to photos.service.ts
- Files >100MB automatically use chunked uploads
- 10MB chunk size for reliable transfers
- Auto-cleanup of expired uploads after 24 hours
- Updated README with 10GB limit and nginx configuration example