Add phocas-lustrum demo site deployment

Deployment, service, and ingress for the AI-generated Phocas XVI
Lustrum demo site at phocaslustrum.rubenhensen.nl.

phocas-lustrum/ingress.yaml

@@ -0,0 +1,24 @@
+apiVersion: networking.k8s.io/v1
+kind: Ingress
+metadata:
+  name: phocas-lustrum-ingress
+  annotations:
+    cert-manager.io/cluster-issuer: prod-cluster-issuer
+    nginx.ingress.kubernetes.io/backend-protocol: "HTTP"
+spec:
+  ingressClassName: nginx
+  rules:
+    - host: phocaslustrum.rubenhensen.nl
+      http:
+        paths:
+          - path: /
+            pathType: Prefix
+            backend:
+              service:
+                name: phocas-lustrum
+                port:
+                  number: 80
+  tls:
+    - secretName: letsencrypt-prod
+      hosts:
+        - phocaslustrum.rubenhensen.nl