CloudKitConfigurationExample.txt

import Foundation
import SwiftData

actor ItemsContainer {
    
    @MainActor
    static func create(shouldCreateDefaults: inout Bool) -> ModelContainer {
        let schema = Schema([Item.self])
        let isPaidUser = true // Write your logic here to see if they've paid or not
        let configuration = ModelConfiguration(cloudKitDatabase: isPaidUser ? .automatic : .none)
        let container = try! ModelContainer(for: schema,
                                            migrationPlan: ToDosMigrationPlan.self,
                                            configurations: [configuration])
        return container
    }
}

/********/

@main
struct MyApp: App {
    
    var body: some Scene {
        WindowGroup {
            ContentView()
        }
        .modelContainer(ItemsContainer.create())
    }
}