module.exports = {
  presets: [
    ['@vue/app',
      {
        'useBuiltIns': 'entry',
        polyfills: ['es6.promise', 'es6.symbol']
      }
    ]
  ],
  plugins: [
    '@babel/plugin-proposal-optional-chaining',
    '@babel/plugin-proposal-nullish-coalescing-operator'
  ]
}