Server starting code

const express = require("express");
const bodyParser = require("body-parser");
const ejs = require("ejs");
const mongoose = require("mongoose");

const app = express();

app.set("view engine", "ejs");
app.use(bodyParser.urlencoded({extended: true}));
app.use(express.static("public"));

//TODO


app.listen(3000, function(){
    console.log("Server has started on port 3000.");
    
});