gcloud-lab/infrastructure/gatewayapi/apigateway.yaml

apiVersion: gateway.networking.k8s.io/v1
kind: Gateway
metadata:
  name: external-http-gateway
  namespace: customer1
spec:
  gatewayClassName: gke-l7-global-external-managed  # Use gke-l7-global-external-http for external, or gke-l7-rilb for internal
  listeners:
  - name: n8n-https 
    protocol: HTTPS 
    port: 443
    tls:
      mode: Terminate
      options:
        networking.gke.io/pre-shared-certs: n8n-sirius-sec-com
  - name: siriusdevops-https
    hostname: siriusdevops.com
    protocol: HTTPS 
    port: 443
    tls:
      mode: Terminate
      options:
        networking.gke.io/cert-manager-certs: "siriusdevops-cert"
    allowedRoutes:
      namespaces:
        from: "All"