add analysis (#20434)

.npmignore

@@ -1 +1,2 @@
 ~*
+dist/report.html

package.json

@@ -239,6 +239,7 @@
     "stylelint-declaration-block-no-ignored-properties": "^2.1.0",
     "stylelint-order": "^3.0.0",
     "typescript": "~3.7.2",
+    "webpack-bundle-analyzer": "^3.6.0",
     "xhr-mock": "^2.4.1",
     "xhr2": "^0.2.0",
     "yaml-front-matter": "^4.0.0"

webpack.config.js

@@ -3,6 +3,7 @@
 const getWebpackConfig = require('@ant-design/tools/lib/getWebpackConfig');
 const PacktrackerPlugin = require('@packtracker/webpack-plugin');
 const IgnoreEmitPlugin = require('ignore-emit-webpack-plugin');
+const BundleAnalyzerPlugin = require('webpack-bundle-analyzer').BundleAnalyzerPlugin;
 
 const { webpack } = getWebpackConfig;
 
@@ -58,6 +59,10 @@ if (process.env.RUN_ENV === 'PRODUCTION') {
           fail_build: true,
           exclude_assets: name => !['antd.min.js', 'antd.min.css'].includes(name),
         }),
+        new BundleAnalyzerPlugin({
+          analyzerMode: 'static',
+          openAnalyzer: false,
+        }),
       );
     }
   });