Function productionConfig

packages/sample-app/webpack.config.babel.js:43–50

()

  ])

const productionConfig = () =>
  group([
    css.modules(),
    postcss({
      plugins: [cssnano()]
    }),
    extractText('css/[name].[contenthash:hex:8].css')
  ])

module.exports = createConfig([
  setMode(process.env.NODE_ENV || 'development'),