Github Actions now support D out of the box!

[Dennis]

On Friday, 21 August 2020 at 02:03:40 UTC, Mathias LANG wrote:
> I ended up picking up the project, after working with actions 
> extensively for my own projects and the dlang org, and my PR 
> was finally merged yesterday 
> (https://github.com/actions/starter-workflows/pull/546).

Excellent!

One thing is confusing me about the template: why is 
`--compiler=$DC` passed to dub? Does it use the wrong compiler 
without it?