apiVersion: cert-manager.io/v1 kind: ClusterIssuer metadata: namespace: cert-manager name: letsencrypt-prod spec: acme: email: 20royalcat@gmail.com server: https://acme-v02.api.letsencrypt.org/directory privateKeySecretRef: name: letsencrypt-prod solvers: - http01: ingress: class: traefik