feat(docs): Add @types/mdx dependency and update package references in documentation

Author: hotlong

apps/docs/package.json

@@ -26,6 +26,7 @@
   "devDependencies": {
     "@tailwindcss/postcss": "^4.1.18",
     "@tailwindcss/typography": "^0.5.19",
+    "@types/mdx": "^2.0.13",
     "@types/negotiator": "^0.6.4",
     "@types/node": "^25.1.0",
     "@types/react": "^19.2.8",

content/docs/references/packages.mdx

@@ -82,7 +82,7 @@ ObjectStack is distributed as a monorepo containing **10 packages** organized in
 - **HTTP Server**: Implements IHttpServer interface (adapter pattern)
 - **Endpoint Generation**: Configuration-driven CRUD API (GET/POST/PATCH/DELETE)
 - **Batch Operations**: /createMany, /updateMany, /deleteMany, /batch endpoints
-- **Metadata Endpoints**: /meta, /meta/{type}, /meta/{type}/{name}
+- **Metadata Endpoints**: `/meta`, `/meta/{type}`, `/meta/{type}/{name}`
 - **Discovery**: /api/v1 API discovery endpoint
 - **HTTP Caching**: ETag, Last-Modified headers support
 - **Path Transformations**: plural, kebab-case, camelCase