public IActionResult CheckIfParticipant(int id)
{
var userId = User.GetUserId();
var student = _studentService.GetStudentByUserId(userId);
var studentId = student.Id;
var wasParticipant = _internshipService.CheckIfStudentWasParticipant(id, studentId);
return(Ok(new ParticipantViewModel()
{
WasParticipant = wasParticipant
}));
}