How to debug in vscode with mago-mi?

[Domain via Digitalmars-d-learn]

On Thursday, 20 July 2017 at 15:31:55 UTC, WebFreak001 wrote:
> On Monday, 17 July 2017 at 08:44:46 UTC, Domain wrote:
>> Could anyone show me how to debug in vscode with mago-mi?
>> I have installed vscode with Native Debug, SDLang. I have 
>> tried dlang-vscode and code-d.
>>
>> [...]
>
> Is the application actually being put in bin/app.exe? Also try 
> a different debugger (the windows debugger from the C/C++ 
> Extension by Microsoft which uses the visual studio debugger is 
> quite good)

Yes, I have visual studio installed. I can debug with VisualD.
And I can debug with mago-mi from commandline, but not in vs code.
When I click debug button, I can see the debug toolbar,
but it will be gone in seconds. And no breakpoint hit.

My source structure

--|
   |--bin
   |   |--app.exe
   |
   |--src
   |   |--app.d
   |
   |--dub.json
   |
   |--.vscode
   |   |--task.json
   |   |--launch.json
   |
   |--.dub