disable vscode debug because of performance

vue.config.js

@@ -51,7 +51,7 @@ module.exports = {
     proxy
   },
   configureWebpack: {
-    devtool: "source-map",
+    // devtool: "source-map",  // for vscode debug
     plugins: [
       // Ignore all locale files of moment.js
       new webpack.IgnorePlugin(/^\.\/locale$/, /moment$/)