public async Task AssignToAsync(Issue issue, AppUser user)
{
var openIssueCount = await _issueRepository.CountAsync(issue => issue.AssignedUserId == user.Id && !issue.IsClosed);
if (openIssueCount >= MaxAllowedOpenIssuesForAUser)
{
throw new BusinessException(code: "IM:00392", message: $"You cannot assign more than {MaxAllowedOpenIssuesForAUser} issues to a user!");
}
issue.AssignedUserId = user.Id;
}