template/stacks/ref-implementation/backstage/manifests/install.yaml

@@ -336,6 +336,7 @@ spec:
           volumeMounts:
             - name: data
               mountPath: /var/lib/postgresql/data
+              subPath: postgres
   volumeClaimTemplates:
   - metadata:
       name: data

template/stacks/ref-implementation/keycloak/manifests/install.yaml

@@ -151,6 +151,7 @@ spec:
           volumeMounts:
             - name: data
               mountPath: /var/lib/postgresql/data
+              subPath: postgres
   volumeClaimTemplates:
   - metadata:
       name: data