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/tsconfig.node.json

@@ -0,0 +1,25 @@
+{
+  "compilerOptions": {
+    "tsBuildInfoFile": "./node_modules/.tmp/tsconfig.node.tsbuildinfo",
+    "target": "ES2023",
+    "lib": ["ES2023"],
+    "module": "ESNext",
+    "skipLibCheck": true,
+
+    /* Bundler mode */
+    "moduleResolution": "bundler",
+    "allowImportingTsExtensions": true,
+    "verbatimModuleSyntax": true,
+    "moduleDetection": "force",
+    "noEmit": true,
+
+    /* Linting */
+    "strict": true,
+    "noUnusedLocals": true,
+    "noUnusedParameters": true,
+    "erasableSyntaxOnly": true,
+    "noFallthroughCasesInSwitch": true,
+    "noUncheckedSideEffectImports": true
+  },
+  "include": ["vite.config.ts"]
+}