volumeMounts:

- mountPath: /var/log
    name: log-storage
    readOnly: false

template/stacks/ref-implementation/openbao/values.yaml

@@ -21,6 +21,12 @@ server:
   - name: config-volume  
     configMap:         
       name: sidecar-container-alloy-config 
+
+  volumeMounts:
+  - mountPath: /var/log
+    name: log-storage
+    readOnly: false
+    
   postStart:
     - sh
     - -c