- Added `LnurlAuthController` to handle LNURL authentication flow with signature verification, user creation, and session expiry checks.
- Integrated authentication error polling in `nostrLogin.js`.
- Added `LoginKeyFactory` for testing and database seed purposes.
- Created feature tests (`LnurlAuthTest`) to validate LNURL callback, error responses, and session handling.
- Extended `login.blade.php` with dynamic error handling and reset logic for expired sessions.