feat(frontend): scaffold Vite + React + TypeScript project

Frontend/vite.config.ts

@@ -0,0 +1,17 @@
+import { defineConfig } from 'vite';
+import react from '@vitejs/plugin-react';
+
+// https://vitejs.dev/config/
+export default defineConfig({
+  plugins: [react()],
+  server: {
+    port: 5173,
+    proxy: {
+      '/ws': {
+        target: 'ws://localhost:5100',
+        ws: true,
+        changeOrigin: true,
+      },
+    },
+  },
+});