smsb-web-develop/src/main.js

console.log('keycloak')
console.time('keycloak')
import Keycloak from 'keycloak-js'

const initOptions = {
  url: process.env.VUE_APP_KEYCLOAK_OPTIONS_URL,
  realm: process.env.VUE_APP_KEYCLOAK_OPTIONS_REALM,
  clientId: process.env.VUE_APP_KEYCLOAK_OPTIONS_CLIENTID,
  onLoad: process.env.VUE_APP_KEYCLOAK_OPTIONS_ONLOAD
}

const keycloak = Keycloak(initOptions)

keycloak
  .init({ onLoad: initOptions.onLoad })
  .then(auth => {
    if (!auth) {
      console.error('Authenticated Failed[403]')
      return false
    }

    return true
  })
  .catch(e => console.error('Authenticated Failed', e))
  .then(startApp)

function startApp (auth) {
  console.timeEnd('keycloak')
  console.log(keycloak, auth ? 'success' : 'fail')
  console.log('load app')
  console.time('load app')
  import('@/app').then(module => {
    console.timeEnd('load app')
    module.default(keycloak, auth)
  })
}