halo/babel.config.js

const plugins = []
plugins.push(['import', {
  'libraryName': 'ant-design-vue',
  'libraryDirectory': 'es',
  'style': true // `style: true` 会加载 less 文件
}])

module.exports = {
  presets: [
    '@vue/app',
    [
      '@babel/preset-env',
      {
        'useBuiltIns': 'entry'
      }
    ]
  ],
  plugins
}