- Updated .env.example to include new environment variables for Google authentication and global announcement settings.
- Integrated Google sign-in functionality in SignInButton and HeroSection components, allowing users to log in with their Google accounts.
- Added GlobalAnnouncement component to display maintenance notices or announcements on the homepage layout.
- Enhanced styling for Google sign-in buttons to improve user experience.
- Introduced GlobalLoadingProvider to manage a consistent loading overlay across the application.
- Replaced existing loading implementations with useGlobalLoadingEffect hook for better control and to prevent animation resets.
- Updated components such as LoginPage, AuthCallbackPage, and DashboardLayout to utilize the new global loading mechanism.
- Removed UnifiedLoadingScreen component to streamline loading management and enhance user experience.
