added tests, not yet working

frontend/vue.config.js

@@ -1,4 +1,5 @@
 const BundleTracker = require("webpack-bundle-tracker");
+const nodeExternals = require("webpack-node-externals");
 
 module.exports = {
     publicPath: "http://localhost:8080/",
@@ -6,6 +7,8 @@ module.exports = {
 
     chainWebpack: config => {
 
+        config.devtool = "inline-cheap-module-source-map",
+        config.externals = [nodeExternals()],
         config.optimization
             .splitChunks(false)