fetchrequest_scene.swift

// Use a UIHostingController as window root view controller
if let windowScene = scene as? UIWindowScene 
{
	let window = UIWindow(windowScene: windowScene)

	// Variable de entorno para `managedObjectContext`
	// Es necesario para luego usar `@FetchRequest` en
	// las vistas.
	let sessionView = SessionsView()
		.environment(\.managedObjectContext, DataManager.shared.managedObjectContext)

	window.rootViewController = UIHostingController(rootView: sessionView)
	self.window = window
	window.makeKeyAndVisible()
}