can we make post-build as recursive

[rverma-dev]

We are facing requirements of passing some parameters like region, account id, env transitively in kustomizations. For instance we are following structure like https://github.com/fluxcd/flux2-multi-tenancy/

We want to define postbuild on cluster level which should hold true till we apply production resource in dev-team branch, irrespective of any no of hierarchy in between