feat: add Card and Progress components, utility functions, and improve styles

- Introduced Card component with CardHeader, CardTitle, and CardContent subcomponents for better UI structure.
- Added Progress component to visually represent progress with customizable thresholds.
- Created utility function `cn` for conditional class names using clsx and tailwind-merge.
- Updated styles to integrate Tailwind CSS and improved base styles for better consistency.
- Configured Tailwind CSS for dark mode and extended theme with custom fonts and animations.
- Added TypeScript configuration for better type safety and module resolution.
- Enhanced Vite configuration with path aliasing for cleaner imports.
- Updated Wails backend definitions to include new process detail and GPU process info structures.

frontend/postcss.config.cjs

@@ -1,5 +1,6 @@
 module.exports = {
   plugins: {
+    tailwindcss: {},
     autoprefixer: {},
   },
 }