public ActionResult <InsuranceCustomer> GetCustomerById(int id)
        {
            _logger.LogInformation($"GetCustomerById was called with Id: {id}");

            var customer = _repo.GetCustomerById(id);

            if (customer == null)
            {
                return(NotFound());
            }
            else
            {
                return(Ok(customer));
            }
        }