--- apiVersion: cert-manager.io/v1 kind: Certificate metadata: name: "${SECRET_CLUSTER_DOMAIN/./-}" namespace: default spec: secretName: "${SECRET_CLUSTER_DOMAIN/./-}-tls" issuerRef: name: letsencrypt-production kind: ClusterIssuer commonName: "${SECRET_CLUSTER_DOMAIN}" dnsNames: - "${SECRET_CLUSTER_DOMAIN}" - "*.${SECRET_CLUSTER_DOMAIN}"