--- apiVersion: cert-manager.io/v1 kind: ClusterIssuer metadata: name: letsencrypt-production spec: acme: server: https://acme-v02.api.letsencrypt.org/directory email: "${SECRET_LETSENCRYPT_EMAIL}" privateKeySecretRef: name: letsencrypt-production solvers: - dns01: cloudflare: apiTokenSecretRef: name: cloudflare-api-token-secret key: api-token