fix bug

vue.config.js

@@ -1,12 +1,15 @@
 'use strict'
+require('@babel/register')
 const path = require('path')
-const settings = require('./src/settings.js')
+const settings = require('./src/settings.js').default
 const { name } = settings
 
 function resolve(dir) {
   return path.join(__dirname, dir)
 }
 
+const port = 9527 // dev port
+
 // Explanation of each configuration item You can find it in https://cli.vuejs.org/config/
 module.exports = {
   /**
@@ -23,7 +26,7 @@ module.exports = {
   lintOnSave: process.env.NODE_ENV === 'development' ? 'error' : false,
   productionSourceMap: false,
   devServer: {
-    port: 9527,
+    port: port,
     open: true,
     overlay: {
       warnings: false,
@@ -40,7 +43,7 @@ module.exports = {
     },
     after(app) {
       const bodyParser = require('body-parser')
-      require('@babel/register')
+
       // parse app.body
       // http://expressjs.com/en/4x/api.html#req.body
       app.use(bodyParser.json())