docs: public ListPipelinesResult withPipelines(PipelineSummary... pipelines) {
          if (this.pipelines == null) {
              setPipelines(new java.util.ArrayList<PipelineSummary>(pipelines.length));
          }
          for (PipelineSummary ele : pipelines) {
              this.pipelines.add(ele);
          }
          return this;
      }