Review Minio Storage Config in Docker Compose

- Previous refactors not validated with `minio` in compose context

Workaround, for validation install use: minikube or baremetal, or `compose` with any of the non-minio storage providers

related internal issues, including re-evaluating supporting `compose` at all
https://github.com/diffgram/issues/issues/15
https://github.com/diffgram/issues/issues/14