chore: update dependencies in package.json and pnpm-lock.yaml, including @types/mdx and fumadocs-mdx

Author: Crokily

package.json

@@ -9,8 +9,10 @@
     "check:content": "contentlayer build"
   },
   "dependencies": {
+    "@types/mdx": "^2.0.13",
     "class-variance-authority": "^0.7.1",
     "clsx": "^2.1.1",
+    "fumadocs-mdx": "^11.9.1",
     "lucide-react": "^0.544.0",
     "next": "^15.5.3",
     "react": "^19.1.1",
@@ -22,7 +24,7 @@
   },
   "devDependencies": {
     "@tailwindcss/postcss": "^4.1.13",
-    "@types/node": "^24.3.1",
+    "@types/node": "latest",
     "@types/react": "^19.1.12",
     "@types/react-dom": "^19.1.9",
     "autoprefixer": "^10.4.21",