public async Task <ActionResult <Question> > Get(int id)
 {
     if (await QuestionRepo.GetQuestionById(id) is Question question)
     {
         return(question);
     }
     return(NotFound());
 }
        public async Task <IActionResult> Post([FromBody] Question question)
        {
            try
            {
                var id = await QuestionRepo.CreateQuestion(question);

                Question model = await QuestionRepo.GetQuestionById(id);

                return(CreatedAtRoute("Get", new { Id = id }, model));
            }
            catch (ArgumentException ex)
            {
                return(BadRequest(ex.Message));
            }
        }