sample server node.js

package.json

{
 "name": "sha224_tester",
 "version": "1.0.0",
 "description": "",
 "author": "Alvian Rahman Hanif",
 "private": true,
 "scripts": {
   "postinstall": "npm install express"
 }
}

server.js

var express = require('express');
var path = require('path');
var serveStatic = require('serve-static');
app = express();
app.use(serveStatic(__dirname));
var port = process.env.PORT || 5000;
app.listen(port);
console.log('server started '+ port);