chore(deps): update dependency nuxt to v4

Author: renovate[bot]

package.json

@@ -21,7 +21,7 @@
     "@unocss/nuxt": "^66.0.0",
     "defu": "^6.1.4",
     "nitropack": "^2.10.4",
-    "nuxt": "^3.14.159",
+    "nuxt": "^4.0.0",
     "nuxt-og-image": "^5.0.0",
     "nuxt-time": "^1.0.2",
     "ufo": "^1.5.4",