feat: support dark mode

web/package.json

@@ -18,6 +18,7 @@
   },
   "dependencies": {
     "@ant-design/icons": "^6.0.0",
+    "@radix-ui/react-dropdown-menu": "^2.1.11",
     "@radix-ui/react-scroll-area": "^1.2.4",
     "@radix-ui/react-slot": "^1.2.0",
     "@radix-ui/react-tabs": "^1.1.4",
@@ -34,6 +35,7 @@
     "motion": "^12.6.5",
     "nanoid": "^5.1.5",
     "next": "^15.2.3",
+    "next-themes": "^0.4.6",
     "react": "^19.0.0",
     "react-dom": "^19.0.0",
     "react-markdown": "^10.1.0",
@@ -68,5 +70,10 @@
   "ct3aMetadata": {
     "initVersion": "7.39.3"
   },
-  "packageManager": "pnpm@10.6.5"
+  "packageManager": "pnpm@10.6.5",
+  "pnpm": {
+    "ignoredBuiltDependencies": [
+      "sharp"
+    ]
+  }
 }