- Add file deduplication mechanism based on PhysicalFile reference counting.
- Implement chunked upload support for large files with resumable uploads.
- Update sharing page to automatically render README and preview content.
- Integrate Redis for caching and token storage (optional).
- Refactor project structure to include new models for download tasks, nodes, and tasks.
- Introduce user filtering parameters for admin user management.
- Add CORS middleware for handling cross-origin requests.
- Improve error messages for authentication failures.
- Update user model to include two-factor authentication key management.
- Enhance API documentation and response models for clarity.
- Implement admin checks for user management and permissions.
