Martti Laine

### This PR - aims to eventually implement support for registering custom app charts in Shipmight ### Background Currently Shipmight supports deploying applications and jobs. The goal is to allow...

Helm-playground is currently based on v3.14.0: https://github.com/shipmight/helm-playground/blob/master/go.mod#L3-L4 At the time of writing, the latest Helm version is [v3.17.0](https://github.com/helm/helm/releases/tag/v3.17.0). There are some new templating features in the newest version, e.g. `toYamlPretty`