add tailwind css

frontend/vite.config.ts

@@ -1,13 +1,15 @@
 import { defineConfig } from 'vite'
+import tailwindcss from '@tailwindcss/vite'
 import react from '@vitejs/plugin-react'
 
 // https://vite.dev/config/
 export default defineConfig({
   plugins: [
+    tailwindcss(),
     react({
       babel: {
         plugins: [['babel-plugin-react-compiler']],
       },
-    }),
+    })
   ],
 })