How does node+koa write the entry file, app.js??

beginners node and koa do not know how to configure the portal file. I would like to give you some advice

Mar.20,2021

The purpose of

entry is to create a listening service. The easiest way to start


1,

const Koa = require('koa');
const app = new Koa();
app.use(async(ctx)=>{
ctx.body = 'hello';
});
MySQL Query : SELECT * FROM `codeshelper`.`v9_news` WHERE status=99 AND catid='6' ORDER BY rand() LIMIT 5
MySQL Error : Disk full (/tmp/#sql-temptable-64f5-1eb4d7c-482ec.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1eb4d7c-482ec.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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