public async Task <ActionResult> PostCompetition(CompetitionInsertDTO competition)
        {
            Competition newCompetition = new Competition()
            {
                Active              = true,
                CourseId            = competition.CourseId,
                Description         = competition.Description,
                Title               = competition.Title,
                MaxCandidatesNumber = competition.MaxCandidates,
                EndDate             = competition.EndDate,
                StartDate           = DateTime.Now
            };

            var competitionId = await _competitionRepositry.AddCompetition(newCompetition);

            return(Ok());
        }