Switch PubMEDIS to pubmedis.com with Let's Encrypt TLS

Replace nip.io hosts with pubmedis.com domain and add
letsencrypt-prod ClusterIssuer for automated certificate management.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

environments/pubmedis/base/ingress.yaml

@@ -6,30 +6,15 @@ metadata:
     nginx.ingress.kubernetes.io/proxy-body-size: "50m"
     nginx.ingress.kubernetes.io/proxy-read-timeout: "120"
     nginx.ingress.kubernetes.io/proxy-send-timeout: "120"
+    cert-manager.io/cluster-issuer: "letsencrypt-prod"
 spec:
   ingressClassName: nginx
+  tls:
+    - hosts:
+        - pubmedis.com
+      secretName: pubmedis-tls
   rules:
-    - host: pubmedis.91.98.92.120.nip.io
-      http:
-        paths:
-          - path: /
-            pathType: Prefix
-            backend:
-              service:
-                name: pubmedis
-                port:
-                  name: http
-    - host: pubmedis.46.224.170.83.nip.io
-      http:
-        paths:
-          - path: /
-            pathType: Prefix
-            backend:
-              service:
-                name: pubmedis
-                port:
-                  name: http
-    - host: pubmedis.46.224.174.113.nip.io
+    - host: pubmedis.com
       http:
         paths:
           - path: /

infrastructure/cert-manager/cluster-issuer.yaml

@@ -37,7 +37,7 @@ metadata:
 spec:
   acme:
     server: https://acme-v02.api.letsencrypt.org/directory
-    email: info@infinicaretech.com
+    email: info@pubmedis.com
     privateKeySecretRef:
       name: letsencrypt-prod-key
     solvers: