chore(deps): update dependency unplugin to v3

Author: renovate[bot]

package.json

@@ -104,7 +104,7 @@
     "unified": "^11.0.5",
     "unist-util-stringify-position": "^4.0.0",
     "unist-util-visit": "^5.0.0",
-    "unplugin": "^2.3.11",
+    "unplugin": "^3.0.0",
     "zod": "^3.25.76",
     "zod-to-json-schema": "^3.25.1"
   },