index.js

const express = require('express');
const mongoose = require('mongoose');

const app = express()

mongoose.connect(
  `mongodb+srv://piyushgarg:hello123@cluster0-2bghc.mongodb.net/test?retryWrites=true&w=majority`
  )
  .then(() => console.log('MongoDB Connect'))
  .catch((err) => console.log(`Error Occured ${err}`))


app.get('/', (req, res) => {
  res.send('Welcome to my API');
})

app.listen(9000, () => console.log('Server Started at PORT 9000'))