Fix external packages resolution

reference issue: vercel/next.js#68805 (comment)

examples/openapi-spec-writer/package.json

@@ -4,31 +4,37 @@
   "type": "module",
   "private": true,
   "scripts": {
-    "dev": "next dev",
+    "dev": "next dev --turbopack",
     "build": "next build",
     "start": "next start",
     "lint": "next lint"
   },
   "dependencies": {
     "@mastra/core": "workspace:*",
-    "@mastra/rag": "workspace:*",
     "@mastra/engine": "workspace:*",
     "@mastra/firecrawl": "workspace:*",
     "@mastra/github": "workspace:*",
+    "@mastra/rag": "workspace:*",
     "@radix-ui/react-accordion": "^1.2.1",
     "@radix-ui/react-dialog": "^1.1.2",
     "@radix-ui/react-select": "^2.1.2",
     "@radix-ui/react-slot": "^1.1.0",
     "@types/react-syntax-highlighter": "^15.5.13",
+    "canvas": "^2.11.2",
     "class-variance-authority": "^0.7.0",
     "clsx": "^2.1.1",
+    "import-in-the-middle": "^1.11.2",
     "js-yaml": "^4.1.0",
+    "jsdom": "^25.0.1",
     "lucide-react": "^0.454.0",
     "memfs": "^4.14.0",
     "next": "15.1.0",
+    "pg": "^8.13.1",
     "react": "19",
     "react-dom": "19",
     "react-syntax-highlighter": "^15.6.1",
+    "require-in-the-middle": "^7.4.0",
+    "sharp": "^0.33.5",
     "tailwind-merge": "^2.5.4",
     "tailwindcss-animate": "^1.0.7",
     "vaul": "^1.1.1",