js app templete

app.js

const express = require('express');
const p = require('path');
const expressLayouts = require('express-ejs-layouts');

const app = express()

app.set('view engine', 'ejs')
app.set('views', p.join(__dirname, 'views'))
app.set('layout', 'layouts/layout')

app.use(expressLayouts)
app.use(express.static('public'))
app.use(express.json())
app.use(express.urlencoded({ extended: true }))

app.get('/', (req, res, next) => {
    res.send({ msg: "Hello world" })
})

app.use((err, req, res, next) => {
    res.status(500).json({ error: err.message, code: err.statusCode });
});


app.listen(process.env.PORT, () => console.log(`Started on port ${process.env.PORT}`))