chore: update CONTRIBUTING.md

Author: Rel1cx

.github/CONTRIBUTING.md

@@ -74,7 +74,7 @@ pnpm run format:check   # Check formatting
 pnpm run update:all        # Update version, README, and website
 pnpm run update:version    # Update version across packages
 pnpm run update:readme     # Update README with generated content
-# pnpm run update:website    # Update website content
+pnpm run update:website    # Update website content
 
 # Package management
 pnpm run sort:package-json # Sort package.json files consistently
@@ -111,4 +111,4 @@ When developing new ESLint rules:
 
 ## References
 
-- [Monorepo Structure](https://eslint-react.xyz/docs/contributing#monorepo-structure)
+- [Monorepo Structure](https://beta.eslint-react.xyz/docs/contributing#monorepo-structure)

apps/website/package.json

@@ -41,7 +41,7 @@
     "@eslint/js": "^9.34.0",
     "@eslint/markdown": "^7.2.0",
     "@local/configs": "workspace:*",
-    "@mdx-js/mdx": "^3.1.0",
+    "@mdx-js/mdx": "^3.1.1",
     "@tailwindcss/postcss": "^4.1.12",
     "@theguild/remark-mermaid": "^0.3.0",
     "@tsconfig/next": "^2.0.3",