chore(deps): update nuxt framework to ^3.18.1

Author: renovate[bot]

package.json

@@ -68,7 +68,7 @@
     "verify": "npm run dev:prepare && npm run lint && npm run test && npm run typecheck"
   },
   "dependencies": {
-    "@nuxt/kit": "^3.17.7",
+    "@nuxt/kit": "^3.18.1",
     "@shikijs/langs": "^3.8.0",
     "@shikijs/themes": "^3.8.0",
     "@shikijs/transformers": "^3.8.0",
@@ -115,13 +115,13 @@
     "@nuxt/devtools": "^2.6.2",
     "@nuxt/eslint-config": "^1.5.2",
     "@nuxt/module-builder": "^1.0.1",
-    "@nuxt/schema": "^3.17.7",
+    "@nuxt/schema": "^3.18.1",
     "@nuxt/test-utils": "^3.19.2",
     "@nuxt/ui": "^3.2.0",
     "@nuxtjs/mdc": "link:.",
     "@types/node": "^24.0.13",
     "eslint": "^9.31.0",
-    "nuxt": "^3.17.7",
+    "nuxt": "^3.18.1",
     "rehype": "^13.0.2",
     "release-it": "^19.0.3",
     "typescript": "5.8.3",

playground/package.json

@@ -12,6 +12,6 @@
     "@monaco-editor/loader": "^1.5.0",
     "@nuxtjs/mdc": "workspace:*",
     "@nuxtlabs/monarch-mdc": "^0.8.0",
-    "nuxt": "^3.17.7"
+    "nuxt": "^3.18.1"
   }
 }