If you already know how the declarative management system works (and if there are other people out in the world that also know it, as is the case for Kubernetes

If you already know how the declarative management system works (and if there are other people out in the world that also know it, as is the case for Kubernetes), it seems like that is just creating yourself a less-reliable tarpit for no real reason, especially if you have to learn Ansible to do it.