/livez and /readyz gives 404

Try to use liveness check and readiness check.
see https://github.com/spring-projects/spring-petclinic/blob/main/k8s/petclinic.yml

```
curl https://spring-petclinic.mydomain/livez
{"timestamp":"2026-03-26T12:45:18.322Z","status":404,"error":"Not Found","path":"/livez"}
```