private static (Customer, List <Order>) SeedData()
        {
            var orders   = DataGenerator.SeedOrderData(50);
            var customer = DataGenerator.SeedCustomerData();

            DataGenerator.AddOrdersToCustomer(orders, customer.CustomerId);

            return(customer, orders);

            //await dataGenerator.SerializeCustomerData(customer);
            //await dataGenerator.SerializeOrderData(orders);
        }