feat: Initialize React frontend project with Vite, Tailwind CSS, Radix UI, and global styling.

frontend/vite.config.ts

@@ -1,10 +1,11 @@
 import { defineConfig } from 'vite'
+import tailwindcss from '@tailwindcss/vite'
 import react from '@vitejs/plugin-react'
 import path from 'path'
 
 // https://vite.dev/config/
 export default defineConfig({
-  plugins: [react()],
+  plugins: [react(), tailwindcss()],
   resolve: {
     alias: {
       "@": path.resolve(__dirname, "./src"),