docs: public Pipeline findById(Long pipelineId) {
  
          Assert.assertNotNull(pipelineId);
          List<Pipeline> pipeline = listByIds(pipelineId);
  
          if (pipeline.size() != 1) {
              String exceptionCause = "query pipeline by pipelineId:" + pipelineId + " but return " + pipeline.size()
                                      + " pipeline!";
              logger.error("ERROR ## " + exceptionCause);
              throw new ManagerException(exceptionCause);
          }
          return pipeline.get(0);
      }