create-rollup-pkg/template/common/babel.config.js

基于 rollup 的组件打包模版

module.exports = {
  presets: [["@babel/preset-env"]],
  plugins: [
    [
      "@babel/plugin-transform-runtime",
      {
        corejs: {
          version: 3,
          proposals: false,
        },
      },
    ],
  ],
};