fix(ci): align workspace-init node version policy

- Change @types/node from ^24.6.0 to ^24.0.0
- Add engines.node >=24.11.0

Required by the monorepo node-version-policy check.

Author: claude

tools/workspace-init/package.json

@@ -12,8 +12,11 @@
     "@paperclipai/workspace-strategy": "workspace:*"
   },
   "devDependencies": {
-    "@types/node": "^24.6.0",
+    "@types/node": "^24.0.0",
     "typescript": "^5.7.3",
     "vitest": "^3.0.5"
+  },
+  "engines": {
+    "node": ">=24.11.0"
   }
 }