feat: Implement desktop environment with responsive design and window management

- Refactored layout to include device context and internationalization support.
- Created a Desktop component that conditionally renders PC and mobile versions.
- Developed Background, PCDesktop, MobileDesktop, Content, Dock, and TopBar components for the desktop UI.
- Added window management context to handle multiple windows with operations like open, close, minimize, and update.
- Implemented BaseWindow component for draggable and resizable windows.
- Integrated datetime and icon widgets into the TopBar.
- Configured application metadata and environment variables for dynamic title, description, and icon.
- Established device context for theme and background management with local storage persistence.
- Added i18n support for localization based on user preferences.

next.config.ts

@@ -1,8 +1,10 @@
 import type { NextConfig } from "next";
+import createNextIntlPlugin from 'next-intl/plugin';
 
 const nextConfig: NextConfig = {
   output: 'standalone',
   /* config options here */
 };
 
-export default nextConfig;
+const withNextIntl = createNextIntlPlugin();
+export default withNextIntl(nextConfig);