feat : add option to just generate a file. not a server.

Author: Cocola

package-lock.json

@@ -1,6 +1,6 @@
 const config = require('./webpack.settings')
 const BrowserSyncPlugin = require('browser-sync-webpack-plugin')
-// const BundleAnalyzerPlugin = require('webpack-bundle-analyzer').BundleAnalyzerPlugin
+const BundleAnalyzerPlugin = require('webpack-bundle-analyzer').BundleAnalyzerPlugin
 const CopyWebpackPlugin = require('copy-webpack-plugin')
 const ManifestPlugin = require('webpack-manifest-plugin')
 const MiniCssExtractPlugin = require('mini-css-extract-plugin')
@@ -184,7 +184,10 @@ module.exports = (env, argv) => {
 
   if (argv.mode === 'production') {
     webpackConfig.optimization.minimizer = [
-      // new BundleAnalyzerPlugin(),
+      new BundleAnalyzerPlugin({
+        analyzerMode: 'static',
+        openAnalyzer: false,
+      }),
       new OptimizeCssAssetsPlugin({
         assetNameRegExp: /\.min\.css$/,
         cssProcessorOptions: {