- Add UI modal to prompt for API token when required
- Detect and handle invalid/expired tokens automatically
- Clear invalid tokens and re-prompt user
- Add ability to clear stored tokens from browser
- Fix race condition in modal retry logic
- Improve error messages for auth failures
- Handle both export and import authentication consistently
- Track operation source to ensure correct retry behavior
Fixes issue reported by da99Beast where Docker users with API_TOKEN
environment variable couldn't authenticate for export/import operations
- Go backend with Proxmox/PBS integration
- Modern TypeScript/SolidJS frontend
- WebSocket real-time updates
- Clean project structure with no legacy code