[legobeet]

I'm going the container route. To get the full seamlessness you're alluding to (easily switch between multiple parallel environments; easy migrations) still requires some additional features but perhaps you can find some inspiration.

https://github.com/legobeat/l7-devenv

E.g.

https://github.com/legobeat/l7-devenv/pull/144

https://github.com/legobeat/l7-devenv/pull/153