How can we render a plain HTML?

Photo by Joan Gamell on Unsplash

How can we render a plain HTML?

const express = require("express");
const app = express();
const port = 3000;

app.get("/", (req, res) => {
  res.send("Hello world!");
});

app.listen(port, () => {
  console.log("Application started and Listening on port ${port}");
});