[push] process error on blacklist set

Author: capcom6

internal/sms-gateway/modules/push/service.go

@@ -166,7 +166,10 @@ func (s *Service) sendAll(ctx context.Context) {
 		wrapper.retries++
 
 		if wrapper.retries >= maxRetries {
-			s.blacklist.Set(token, struct{}{})
+			if err := s.blacklist.Set(token, struct{}{}); err != nil {
+				s.logger.Warn("Can't add to blacklist", zap.String("token", token), zap.Error(err))
+			}
+
 			s.blacklistCounter.WithLabelValues(string(BlacklistOperationAdded)).Inc()
 			s.retriesCounter.WithLabelValues(string(RetryOutcomeMaxAttempts)).Inc()
 			s.logger.Warn("Retries exceeded, blacklisting token",