Commands support (aka Voice Assistant)

[Macoron]

Now when we have microphone stream and VAD, it's possible to add endless command/assistant mode. This will allow user to speak different commands during game and control game environment. Command can be predefined in a list.

Check how original whisper.cpp command example doing this.

[Macoron]

There is PR with working prototype #52

[DebrisHauler]

Commenting in case that's what it takes to get notifications. Feel free to ask questions about anything in my pull request.