mbt2.swift

    func applicationDidEnterBackground(_ application: UIApplication) {
        scheduleAppRefresh()
    }

    private func scheduleAppRefresh() {
        do {
            let request = BGAppRefreshTaskRequest(identifier: "pl.snowdog.example.refresh")
            request.earliestBeginDate = Date(timeIntervalSinceNow: 3600)
            try BGTaskScheduler.shared.submit(request)
        } catch {
            print(error)
        }
    }