VIP20/19_Node.js/day-5/code/koa-app/index.js

import Koa from 'koa';
import db from './db/index.js';

const app = new Koa();

app.use(async (ctx) => {
  ctx.body = 'hh';
});

app.listen(4000, () => {
  console.log('Server is running at port:', 4000);
});