删除不用依赖

package.json

@@ -63,9 +63,7 @@
     "serve-static": "^1.13.2",
     "svg-sprite-loader": "4.1.3",
     "svgo": "1.2.2",
-    "vue-template-compiler": "2.6.10",
-    "webpack-merge": "4.1.1",
-    "babel-helper-vue-jsx-merge-props": "2.0.3"
+    "vue-template-compiler": "2.6.10"
   },
   "engines": {
     "node": ">=8.9",

vue.config.js

@@ -4,7 +4,6 @@
 const path = require('path');
 const defaultSettings = require('./src/settings.js');
 
-const merge = require('webpack-merge');
 const CopyWebpackPlugin = require('copy-webpack-plugin');
 
 function resolve(dir) {