letsencrypt-ssl-cert-issuer.yaml

apiVersion: cert-manager.io/v1
kind: ClusterIssuer
metadata:
  name: nft-demo-issuer
spec:
  acme:
    server: https://acme-v02.api.letsencrypt.org/directory
    email: cindy@metalpay.co
    privateKeySecretRef:
      name:  nft-demo-cert
    http01: {}
    solvers:
      - selector: {}
        http01:
          ingress:
            class: nginx