chore(argocd): add poimen application placeholder

k8s/argocd/apps/70-poimen.yaml

@@ -0,0 +1,28 @@
+# Poimen project collection — manages poimen-memory, poimen-workflows, and poimen
+# Each tracks its own prod branch in the Forgejo instance.
+# This is a placeholder; uncomment and configure as the repos become available.
+#
+# apiVersion: argoproj.io/v1alpha1
+# kind: Application
+# metadata:
+#   name: poimen-root
+#   namespace: argocd
+#   annotations:
+#     argocd.argoproj.io/sync-wave: "7"
+# spec:
+#   project: homelab
+#   source:
+#     repoURL: https://forgejo.riotpiao.com/rock/poimen.git
+#     targetRevision: prod
+#     path: k8s/argocd/apps
+#     directory:
+#       recurse: false
+#   destination:
+#     server: https://kubernetes.default.svc
+#     namespace: default  # or your target namespace
+#   syncPolicy:
+#     automated:
+#       prune: true
+#       selfHeal: true
+#     syncOptions:
+#       - CreateNamespace=true