gizip

if (config.build.productionGzip) {

  var CompressionWebpackPlugin = require('compression-webpack-plugin')

  webpackConfig.plugins.push(

    new CompressionWebpackPlugin({

      asset: '[path].gz[query]',

      algorithm: 'gzip',

      test: new RegExp(

        '\\.(' +

        config.build.productionGzipExtensions.join('|') +

        ')$'

      ),

      threshold: 10240,

      minRatio: 0.8

    })

  )

}