feat: Transform to Tauri desktop app

- Initialize Tauri v2 project with Rust backend
- Restructure project: move source files to src/ directory
- Add Tauri configuration for Windows, macOS, and Linux builds
- Update Vite config for Tauri development workflow
- Add file system and dialog permissions for native features
- Update package.json with desktop build scripts
- Update tsconfig.json paths for new src structure
- Add Tauri and desktop badges to README
- Document desktop build process and architecture

tsconfig.json

@@ -20,10 +20,11 @@
     "jsx": "react-jsx",
     "paths": {
       "@/*": [
-        "./*"
+        "./src/*"
       ]
     },
     "allowImportingTsExtensions": true,
     "noEmit": true
-  }
-}
+  },
+  "include": ["src/**/*"]
+}