###### 问题遇到的现象和发生背景
在package.json中添加路由字段，然后怎么执行npm stall
###### 用代码块功能插入代码，请勿粘贴截图
```javascript
{
"name": "vue3_cli_default",
"version": "0.0.0",
"scripts": {
"dev": "vite",
"build": "vite build",
"serve": "vite preview"
},
"dependencies": {
"vue-router": "^4.0.13",
"vue": "^3.2.8"
},
"devDependencies": {
"@vitejs/plugin-vue": "^1.6.0",
"@vue/compiler-sfc": "^3.2.6",
"vite": "^2.5.2"
}
}
```
###### 运行结果及报错内容
###### 我的解答思路和尝试过的方法
###### 我想要达到的结果
