feat: add CloudNativePG Argo CD application configuration

application.yaml

@@ -0,0 +1,35 @@
+apiVersion: argoproj.io/v1alpha1
+kind: Application
+
+metadata:
+  name: cloudnative-pg
+  namespace: argocd
+
+spec:
+  project: default
+
+  sources:
+    # CloudNativePG Helm chart
+    - repoURL: https://cloudnative-pg.github.io/charts
+      chart: cloudnative-pg
+      targetRevision: "{{ .Values.cloudnativepg.version }}"
+      helm:
+        valueFiles:
+          - $values/values.yaml
+
+    # Your GitLab repository
+    - repoURL: git@gitea.infrastructure.helmholz.cloud:gitea_admin/CloudNative-PG.git
+      targetRevision: main
+      ref: values
+
+  destination:
+    server: "{{ .Values.clusters.worker.server }}"
+    namespace: cnpg-system
+
+  syncPolicy:
+    automated:
+      prune: true
+      selfHeal: true
+
+    syncOptions:
+      - CreateNamespace=true

values.yaml

@@ -0,0 +1,9 @@
+cloudnativepg:
+  version: "0.29.0"
+
+clusters:
+  infra:
+    server: "https://kubernetes.default.svc"
+
+  worker:
+    server: "https://138.199.131.114:6443"