ingress.annotations ( add acme.cert-manager.io/http01-edit-in-place to ingress)
annotations: acme.cert-manager.io/http01-edit-in-place: "true"
kubectl edit ingress kubectl get cr kubectl describe challenge
cert-manager.io/issuer: letsencrypt-prod
spec.template.spec.dnsConfig
helm install grafana
kubectl describe challenge
kind: Certificate, kind: Order, kind: Challenge
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