Express static file and pug use in nodejs

 const express = require("express");

const path = require("path");

const app = express();

const port = 80;

app.use('/static',express.static('static'));

// pug template engine set

app.set('view engine', 'pug')

// path location check

app.set('views', path.join('views'));

// send varaible and message in the function

app.get('/demo', (req, res) => {

    res.render('demo', { title: 'Hey Vishal', message: 'Hello How Are you Bro' })

  })

app.get("/", (req,res) =>{

        res.status(200).send("This is the test code");

});

app.get("/about", (req,res) =>{

    res.send("This is the About code");

});

app.post("/contact", (req,res) =>{

    res.status(404).send("This is the contact code ths");

});

app.listen(port,()=>{

console.log("port is running");

});

static/index.js

console.log("done");

views/demo.pub

html

  head

    title= title

  body

    h1= message