image uploading with cloudinary in nodejs code example

Example: upload image and video cloudinary expressjs

cloudinary.config({
cloud_name: process.env.CLOUD_NAME,
api_key: process.env.API_KEY,
api_secret: process.env.API_SECRET
});
const storage = cloudinaryStorage({
cloudinary: cloudinary,
folder: "demo",
allowedFormats: ["jpg", "png"],
transformation: [{ width: 500, height: 500, crop: "limit" }]
});
const parser = multer({ storage: storage });