ajinkya-mhetre-mern/backend/src/config/cloudinary.js

A MERN starter with frontend and backend folders

// ===== src/config/cloudinary.js =====
const cloudinary = require('cloudinary').v2;

cloudinary.config({
  cloud_name: process.env.CLOUDINARY_CLOUD_NAME,
  api_key:process.env.CLOUDINARY_API_KEY,
  api_secret: process.env.CLOUDINARY_API_SECRET,
});

module.exports = cloudinary;