fix error for webpack

webpack.config.js

@@ -32,7 +32,11 @@ module.exports = {
             'path': require.resolve("path-browserify") ,
             'net': false,
             'crypto': false,
-            "os": require.resolve("os-browserify/browser")
+            "os": require.resolve("os-browserify/browser"),
+            "util": false,
+            "assert": false,
+            "stream": false,
+            "constants": false
         },
     },
     mode: 'development',