performance-form-ui-pc/babel.config.js

module.exports = {
  presets: ["@vue/app"],
  plugins: [
    [
      'import',
      {
        libraryName: 'vant',
        libraryDirectory: 'es',
        // 指定样式路径
        style: name => `${name}/style/less`
      },
    ]
  ]
};