chore(deps-dev): bump nuxt from 3.17.7 to 4.2.1

Bumps [nuxt](https://github.com/nuxt/nuxt/tree/HEAD/packages/nuxt) from 3.17.7 to 4.2.1.
- [Release notes](https://github.com/nuxt/nuxt/releases)
- [Commits](https://github.com/nuxt/nuxt/commits/v4.2.1/packages/nuxt)

---
updated-dependencies:
- dependency-name: nuxt
  dependency-version: 4.2.1
  dependency-type: direct:development
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

package.json

@@ -61,7 +61,7 @@
     "execa": "^9.6.0",
     "husky": "^9.1.7",
     "lint-staged": "^16.1.0",
-    "nuxt": "^3.17.4",
+    "nuxt": "^4.2.1",
     "typescript": "~5.9.2",
     "vitest": "^3.1.4",
     "vue-tsc": "^2.2.10"