Update dependencies, refactor authentication, and enhance UI components

- Upgraded @reduxjs/toolkit to version 2.9.0 and added new dependencies including @techniker-me/pcast-api and moment.
- Refactored authentication logic and added middleware for improved request handling.
- Introduced new UI components such as buttons, loaders, and forms, along with a theme system following SOLID principles.
- Updated routing to include protected routes and improved the login form with better error handling.
- Removed unused CSS and organized the project structure for better maintainability.

src/main.tsx

@@ -1,8 +1,7 @@
 import {createRoot} from 'react-dom/client';
 import {Provider} from 'react-redux';
 import store from './store';
-import App from './App.tsx';
-
+import App from './App';
 import './index.css';
 
 createRoot(document.getElementById('root')!).render(