public async Task <IActionResult> DeleteCity(Guid id)
        {
            if (id == Guid.Empty)
            {
                return(BadRequest("Invalid City Id"));
            }

            var city = await CitiesRepository.GetCity(id);

            if (city == null)
            {
                return(NotFound("City not found"));
            }

            await CitiesRepository.DeleteCity(city);

            return(Ok());
        }