Add GitOps stack for abrban.com with Gitea Actions CI/CD.

Harbor in-cluster builds via Kaniko, ArgoCD auto-sync, and production Helm values for abrban.com domains.

Co-authored-by: Cursor <cursoragent@cursor.com>

backend/helm/cloudhost-platform/values-production.example.yaml

@@ -36,6 +36,10 @@ ingress:
     clusterIssuer: letsencrypt-prod
 
 backend:
+  # Enable after copying ceph-app-sources-credentials secret into the cloudhost namespace
+  sourceStorage:
+    enabled: false
+    existingSecret: ceph-app-sources-credentials
   env:
     PLATFORM_DOMAIN: apps.example.com
     REGISTRY_URL: registry.cloudhost-builds.svc.cluster.local:5000