Updated `AuthenticationController` with new methods for authentication, token refresh, and password recovery. Improved error handling and response structure.
Refactored dependency injection in `Program.cs` and added JWT settings in `appsettings.json`. Removed unused `Class1.cs` files.
Introduced new DTOs for authentication requests and updated `IAuthService` and `IUserRepository` interfaces. Enhanced `User` class and added `AuthResult` enum for standardized responses.
Expanded `DataAccess` for better database operations and updated `UserRepository` and `AuthService` to implement new authentication logic.
Front-end changes include renaming variables for consistency and updating the `ForgotPasswordModal` and `Login.tsx` components to use usernames instead of email addresses.
Updated API proxy path in `vite.config.ts` and ensured proper typing for `API_BASE_URL` in global TypeScript definitions.
