docs: public UpdateNotebookInstanceLifecycleConfigRequest withOnCreate(NotebookInstanceLifecycleHook... onCreate) {
          if (this.onCreate == null) {
              setOnCreate(new java.util.ArrayList<NotebookInstanceLifecycleHook>(onCreate.length));
          }
          for (NotebookInstanceLifecycleHook ele : onCreate) {
              this.onCreate.add(ele);
          }
          return this;
      }