public ActionResult RemoveProjectFromExpert(Guid expertId, Guid projectId)
{
if (!expertRepository.ExpertExist(expertId))
{
return(NotFound());
}
if (!expertRepository.ProjectIsAssociatedWithExpert(expertId, projectId))
{
return(NotFound());
}
expertRepository.RemoveProjectFromExpert(expertId, projectId);
expertRepository.Save();
return(NoContent());
}