public IActionResult Get(int id)
        {
            ServiceResponse <Hasta> response = new ServiceResponse <Hasta>();

            Hasta entity = service.GetByID(id);

            if (entity == null)
            {
                response.Errors.Add("Hasta bulunamadı");
                response.HasError = true;
                return(BadRequest(response));
            }
            else
            {
                response.entity       = entity;
                response.IsSuccessful = true;
                return(Ok(response));
            }
        }