chore(deps): update dependency ai to v5

Author: renovate[bot]

package.json

@@ -20,7 +20,7 @@
     "@nuxt/ui-pro": "^3.3.2",
     "@nuxthub/core": "^0.9.0",
     "@nuxtjs/mdc": "^0.17.2",
-    "ai": "^4.3.19",
+    "ai": "^5.0.27",
     "date-fns": "^4.1.0",
     "drizzle-orm": "^0.44.4",
     "nuxt": "^4.0.3",