gancio/plugins/i18n.js

import Vue from 'vue'
import VueI18n from 'vue-i18n'
import it from '@/locales/it.js'

Vue.use(VueI18n)

export default ({ app, store }) => {
  // Set i18n instance on app
  // This way we can use it in middleware and pages asyncData/fetch
  app.i18n = new VueI18n({
    locale: process.env.locale,
    fallbackLocale: process.env.locale,
    messages: {
      it
    }
  })
}