fix(vue): prevent calling useHead in colors

Author: benjamincanac

src/runtime/plugins/colors.ts

@@ -55,5 +55,7 @@ export default defineNuxtPlugin(() => {
     }]
   }
 
-  useHead(headData)
+  if (!nuxtApp.isVue) {
+    useHead(headData)
+  }
 })

src/runtime/vue/stubs.ts

@@ -61,6 +61,7 @@ export const useState = <T>(key: string, init: () => T): Ref<T> => {
 export function useNuxtApp() {
   return {
     isHydrating: true,
+    isVue: true,
     payload: { serverRendered: false }
   }
 }