新增三个同步时间字段

internal/task/polling_realname_handler.go

@@ -121,6 +121,9 @@ func (h *PollingRealnameHandler) Handle(ctx context.Context, t *asynq.Task) erro
 
 	now := time.Now()
 	fields := map[string]any{"last_real_name_check_at": now}
+	if h.gateway != nil {
+		fields["last_sync_time"] = now
+	}
 	if statusChanged {
 		fields["real_name_status"] = newStatus
 	}