k3s-cluster/cluster/apps/authentik/service-monitor.yaml

apiVersion: monitoring.coreos.com/v1
kind: ServiceMonitor
metadata:
  name: authentik
  namespace: authentik
  labels:
    release: kube-prometheus-stack
spec:
  selector:
    matchLabels:
      app.kubernetes.io/instance: authentik
      app.kubernetes.io/name: authentik
  endpoints:
  - port: http-metrics
    interval: 30s
    scrapeTimeout: 3s
    path: /metrics