public async Task AddAsync(ChildInterestJoin entity)
 {
     await _context.AddAsync(entity);
 }
 public async Task RemoveAsync(ChildInterestJoin entity)
 {
     await Task.Run(() => _context.Remove(entity));
 }
 public void Add(ChildInterestJoin entity)
 {
     _context.Add(entity);
 }
 public void Remove(ChildInterestJoin entity)
 {
     _context.Remove(entity);
 }