Use the debugger:show-launch-dialog or debugger:show-attach-dialog commands to launch or attach your debugger with the needed options.
Launch/Attach options will be persisted through multiple debug sessions and various debuggers in localStorage.
Debugger integrations' Launch/Attach UI, can be generate - given properties - using:
AutoGenLaunchAttachProvider.
After clicking Launch/Attach, the debugging session is started & users may step, pause, restart ..etc.