webpack gzip for prod AND dev

build/webpack.config.base.js

@@ -3,6 +3,7 @@ const MiniCssExtractPlugin = require("mini-css-extract-plugin");
 const { VueLoaderPlugin } = require('vue-loader')
 const ESLintPlugin = require('eslint-webpack-plugin');
 const ExtraneousFileCleanupPlugin = require('webpack-extraneous-file-cleanup-plugin');
+const CompressionPlugin = require("compression-webpack-plugin");
 
 const utils = require('./utils')
 
@@ -154,5 +155,6 @@ module.exports = {
       paths: [utils.resolve(themePath + '/assets/dist/')],
       minBytes: 4096
     }),
+    new CompressionPlugin(),
   ]
 }