feat: initialize React client with Vite setup

- Added package.json with dependencies for React, Vite, TypeScript, and ESLint.
- Included Vite logo SVG and React logo SVG in the public and assets directories respectively.
- Created main application component (App.tsx) with basic structure and state management.
- Added global styles in index.css and component-specific styles in App.css.
- Configured TypeScript with tsconfig files for app and node environments.
- Set up Vite configuration for development server with specified host and port.

client/package.json

@@ -0,0 +1,30 @@
+{
+  "name": "client",
+  "private": true,
+  "version": "0.0.0",
+  "type": "module",
+  "scripts": {
+    "dev": "vite",
+    "start": "vite --host 0.0.0.0 --port 5001",
+    "build": "tsc -b && vite build",
+    "lint": "eslint .",
+    "preview": "vite preview"
+  },
+  "dependencies": {
+    "react": "^19.1.0",
+    "react-dom": "^19.1.0"
+  },
+  "devDependencies": {
+    "@eslint/js": "^9.30.1",
+    "@types/react": "^19.1.8",
+    "@types/react-dom": "^19.1.6",
+    "@vitejs/plugin-react": "^4.6.0",
+    "eslint": "^9.30.1",
+    "eslint-plugin-react-hooks": "^5.2.0",
+    "eslint-plugin-react-refresh": "^0.4.20",
+    "globals": "^16.3.0",
+    "typescript": "~5.8.3",
+    "typescript-eslint": "^8.35.1",
+    "vite": "^7.0.4"
+  }
+}