public void DeleteUnaffiliatedVolunteers()
{
var volunteers = _volunteerRepository.GetUnaffiliatedVolunteers();
var toBeRemovedVolunteerIds = volunteers
.Where(v => v.UnaffiliationStartTime.Value.Date.AddMonths(1).AddDays(2) < DateTime.UtcNow.Date)
.AsNoTracking()
.Select(v => v.ID)
.ToArray();
_volunteerRepository.RemoveVolunteers(toBeRemovedVolunteerIds);
}
