docs: enterprise refactor plan with ralph specs

frontend/vite.config.ts

@@ -0,0 +1,18 @@
+import { defineConfig } from 'vitest/config'
+import react from '@vitejs/plugin-react'
+import tailwindcss from '@tailwindcss/vite'
+
+export default defineConfig({
+  plugins: [react(), tailwindcss()],
+  server: {
+    proxy: {
+      '/api': 'http://localhost:3001',
+      '/socket.io': { target: 'http://localhost:3001', ws: true },
+    },
+  },
+  test: {
+    environment: 'jsdom',
+    globals: true,
+    setupFiles: [],
+  },
+})