flux-test/clusters/my-cluster/flux-system/adminer/ingress.yaml

apiVersion: networking.k8s.io/v1
kind: Ingress
metadata:
  name: adminer
  annotations:
    ingress.kubernetes.io/ssl-redirect: "false"  
spec:
  rules:
  - host: adminer.kube.fr
    http:
      paths:
      - path: /
        pathType: Prefix  
        backend:
          service:
            name: adminer
            port:
              number: 80