Add content

package.json

@@ -10,9 +10,13 @@
     "preview": "vite preview"
   },
   "dependencies": {
+    "@radix-ui/react-dropdown-menu": "^2.1.6",
+    "@radix-ui/react-separator": "^1.1.2",
+    "@radix-ui/react-slot": "^1.1.2",
     "class-variance-authority": "^0.7.1",
     "clsx": "^2.1.1",
     "lucide-react": "^0.474.0",
+    "next-themes": "^0.4.4",
     "react": "^19.0.0",
     "react-dom": "^19.0.0",
     "tailwind-merge": "^3.0.1",