Kubernetes kuard ingress

ingress.yaml

apiVersion: extensions/v1beta1
kind: Ingress
metadata:
  name: kuard
  annotations:
    kubernetes.io/tls-acme: "true"
    kubernetes.io/ingress.class: nginx
    certmanager.k8s.io/acme-challenge-type: dns01
    certmanager.k8s.io/acme-dns01-provider: cloudflare
spec:
  rules:
  - host: kuard.labs.example.com
    http:
      paths:
      - path: /
        backend:
          serviceName: kuard-service
          servicePort: 80
  tls:
  - hosts:
    - "kuard.labs.example.com"
    secretName: kuard-labs-example-tls