dummy servers using nodejs

Create a new directory for your project:

mkdir my-dummy-server
cd my-dummy-server

Initialize a new Node.js project:

npm init -y

Install Express, a minimal web application framework for Node.js:

npm install express

Create a new file named server.js and open it in your preferred code editor.

In server.js, write the following code to set up a simple server using Express:

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

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

app.listen(port, () => {
  console.log(`Server is running at http://localhost:${port}`);
});