Sean Fausett

@almson it effectively waits until the api server health check passes or times out, and only runs during updates, so skips previews.

To do this properly you should use [vswhere](https://github.com/microsoft/vswhere) as there are many possible locations for visual studio; e.g. on my machine: ``` ❯ "%ProgramFiles(x86)%\Microsoft Visual Studio\Installer\vswhere.exe" -latest -prerelease -property installationPath...

👍