Updated webpack conf which decreased the size of dist by mre than 30%

build/webpack.base.config.js

@@ -25,8 +25,13 @@ module.exports = {
       }
     ]
   },
-  devtool: '#source-map',
+  // devtool: '#source-map',
   plugins: [
+    new webpack.DefinePlugin({
+      'process.env': {
+        'NODE_ENV': JSON.stringify('production'),
+      },
+    }),
     new UglifyJSPlugin({
       mangle: false,
       beautify: true