baiduOrder/app.js

const Koa = require('koa');
const app = new Koa();
const static = require('koa-static')   //静态资源服务插件
const path = require('path')
// 配置静态资源
const staticPath = '/'
app.use(static(
    path.join( __dirname, staticPath)
))
// app.use(main);
app.on('error', (err, ctx) =>{
    console.error('server error', err);
});
app.listen(8082, function () {
    console.log('static-server is starting at port 8082 ')
});