And that’s why the team created a Helm-operator based on Lostromos (a tool for expanding Helm charts without running a tillers erver) that makes it easy to use a Helm chart for templating but still add additional lifecycle on top:

https://github.com/operator-framework/helm-app-operator-kit

The templating aspect of Helm and the set of quality content is complementary to being able to add higher level lifecycle.