zoro-cli/src/plugins/config-lib/generator.js

https://github.com/vuejs/vue-cli

module.exports = ({ api, rootOptions, Types, pkg }) => {
  const { type, ui, cssPreprocessor } = rootOptions
  const { weblib, nodelib } = Types

  if (type === weblib || type === nodelib) {
    delete pkg.private
    api.render('./template')

    if (cssPreprocessor === 'postcss') {
      api.render('./template-postcss')
    }

    const files = ['bin', 'lib', 'src', 'dist', 'index.js']

    if (ui === 'vue') {
      files.push('vue')
    }

    api.extendPackage({
      files,
      // https://www.typescriptlang.org/docs/handbook/declaration-files/publishing.html
      types: './lib/index.d.ts',
    })
  }
}