Issue with opening files on VSCode "D Language utility extension pack"

[data pulverizer]

On Monday, 16 November 2020 at 08:16:44 UTC, WebFreak001 wrote:
> On Monday, 16 November 2020 at 01:38:10 UTC, data pulverizer 
> wrote:
>> Hi All,
>>
>> On VS Code "D Language utility extension pack", I notice that 
>> if I open a random D file, on the bottom left of the IDE, a 
>> message says "D: workspace/(0.0%): starting up...". It stays 
>> at 0.0% and doesn't go away and gives the impression that it 
>> is broken. Opening a file through a folder in explorer mode 
>> however works.
>>
>> Thanks
>
> I can't reproduce this with the master branches of 
> code-d/serve-d so this might be something already fixed with 
> the nightly serve-d build and ~master code-d

I have no idea how to install the ~master extension in VS Code. 
Under extensions when I go to "Manage" -> "Install Another 
Version ..." I can't see the master branch. Only the current and 
previous released version tags.