return nil
				})
			}
			// wait for all deployed versions to be contained in generations
			t := time.NewTicker(pollInterval)
			printVerbosef(cmd, "getting first version from chan")
			firstVersion, err := w.BlockingRead()
			if err != nil {
				return fmt.Errorf("unable to retrieve Kubernetes resource %s: %v", "", err)
			}
			generations := []string{firstVersion}
			targetResource := config.Key(