Mastering WidgetKit in SwiftUI 4, iOS 16 with Dynamic Island - Core Data Manager

The video tutorial explains how to create a Core Data Manager class that manages core data for both an app and its widget. It covers creating a Singleton class to ensure a single shared instance, setting up a persistent container at the app group level, configuring the store URL, and loading the persistent store with error handling. The tutorial concludes with a preview of the next video, which will focus on creating a managed object context.

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