Prepare durable isolated Vergabe pilot deployment and recovery

Assistant: codex
Assistant-Model: gpt-6-astra
Assistant-Session: 01a07ff8-19d0-7820-b4d0-1353833cb7fc

charts/vergabe-teilnahme/templates/deployment.yaml

@@ -1,3 +1,4 @@
+{{- include "vergabe.validatePilot" . }}
 apiVersion: apps/v1
 kind: Deployment
 metadata:
@@ -8,10 +9,14 @@ spec:
   selector:
     matchLabels: {{- include "vergabe.selectorLabels" . | nindent 6 }}
   strategy:
+    {{- if or .Values.persistence.media.enabled .Values.persistence.appState.enabled }}
+    type: Recreate
+    {{- else }}
     type: RollingUpdate
     rollingUpdate:
       maxSurge: 1
       maxUnavailable: 0
+    {{- end }}
   template:
     metadata:
       labels: {{- include "vergabe.selectorLabels" . | nindent 8 }}
@@ -59,16 +64,29 @@ spec:
             failureThreshold: {{ .Values.probes.liveness.failureThreshold }}
           {{- end }}
           resources: {{- toYaml .Values.resources | nindent 12 }}
-          {{- if .Values.persistence.media.enabled }}
+          {{- if or .Values.persistence.media.enabled .Values.persistence.appState.enabled }}
           volumeMounts:
+            {{- if .Values.persistence.media.enabled }}
             - name: media
               mountPath: /app/media
+            {{- end }}
+            {{- if .Values.persistence.appState.enabled }}
+            - name: app-state
+              mountPath: /app/.issue-facade
+            {{- end }}
           {{- end }}
-      {{- if .Values.persistence.media.enabled }}
+      {{- if or .Values.persistence.media.enabled .Values.persistence.appState.enabled }}
       volumes:
+        {{- if .Values.persistence.media.enabled }}
         - name: media
           persistentVolumeClaim:
-            claimName: {{ include "vergabe.fullname" . }}-media
+            claimName: {{ default (printf "%s-media" (include "vergabe.fullname" .)) .Values.persistence.media.existingClaim }}
+        {{- end }}
+        {{- if .Values.persistence.appState.enabled }}
+        - name: app-state
+          persistentVolumeClaim:
+            claimName: {{ default (printf "%s-app-state" (include "vergabe.fullname" .)) .Values.persistence.appState.existingClaim }}
+        {{- end }}
       {{- end }}
       {{- with .Values.nodeSelector }}
       nodeSelector: {{- toYaml . | nindent 8 }}