UI overhault

package.json

@@ -2,7 +2,6 @@
   "name": "mail-s3-admin",
   "version": "0.1.0",
   "private": true,
-  "type": "commonjs",
   "scripts": {
     "dev": "next dev",
     "build": "next build --turbopack",
@@ -27,7 +26,8 @@
     "postgres": "^3.4.7",
     "react": "19.1.0",
     "react-dom": "19.1.0",
-    "react-markdown": "^10.1.0"
+    "react-markdown": "^10.1.0",
+    "shadcn": "^3.6.2"
   },
   "devDependencies": {
     "@tailwindcss/postcss": "^4",