text: import runtime from 'offline-plugin/runtime'
  import { Notification } from 'element-ui'
  
  runtime.install({
    onUpdateReady() {
      runtime.applyUpdate()
    },
    onUpdated() {
      console.info('Reload this page to apply updates!')
      // eslint-disable-next-line new-cap
      Notification({
        title: 'App has been updated!',
        message: 'Tap this or refresh page to apply updates.',
        duration: 10000,
        type: 'success',
        customClass: 'update-notifier',
        onClick() {
          window.location.reload()
        }
      })
    }
  })
  