> For the complete documentation index, see [llms.txt](https://505876833.gitbook.io/gao-jin-yun-xin-xin-yong-chi-v1.0/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://505876833.gitbook.io/gao-jin-yun-xin-xin-yong-chi-v1.0/ping-tai-bu-shu/hou-duan.md).

# 后端

### 环境配置

```
// 按照需要修改 .env 中所使用的 Mongodb 数据库 
MONGODB_URL = mongodb://localhost:27017/GJYX
```

### 启动

```
cd backend
npm install
nohup node service.js > services.log 2>&1 &
```