SwiftUI and Node.js Full Stack - Build Twitter - iOS 16 - Profile Image Upload

This tutorial covers building a file upload feature in a Node.js app using Multer and Sharp. It explains setting up dependencies, creating an upload route, processing images into buffers, and managing user avatars. The video also addresses error handling and testing the functionality using Postman.

What is the significance of the buffer in the image upload process?

What error handling mechanism is implemented in the image upload function?

How do you test the image upload functionality using Postman?

What is the final outcome of the image upload process as described in the video?