Imports
- github.com/prometheus/client_golang/prometheus
- k8s.io/apimachinery/pkg/labels
- github.com/argoproj/argo-rollouts/pkg/apis/rollouts/v1alpha1
- github.com/argoproj/argo-rollouts/pkg/client/listers/rollouts/v1alpha1
- github.com/prometheus/client_golang/prometheus/promhttp
- github.com/argoproj/argo-rollouts/utils/conditions
- github.com/sirupsen/logrus
- github.com/argoproj/argo-rollouts/utils/defaults