SwiftUI and Node.js Full Stack - Build Twitter - iOS 16 - FeedViewModel

The video tutorial covers the process of building a feed for an application. It starts with an overview of the app's structure and user authentication flow. The tutorial then explains how to pass user data through various views to build the feed. It details the creation of a feed view model to fetch tweets from a server and display them. The video also demonstrates how to implement a function to fetch tweets, handle server communication, and integrate this function into the view model. Finally, it shows how to display the fetched tweets in the feed view using a scroll view.

What is the significance of using a completion handler in the fetch tweets function?

What steps are taken to initialize the view model in the application?

Discuss the importance of using a lazy VStack in the feed view.

How does the application ensure that the tweets are displayed correctly in the view?