Slack has outbound webhook capabilities that can be used by specifying keywords or phrases. Can Microsoft enable outbound webhook?
For anyone following this idea, it has been completed:
I find this to be an absolute must have!
This could be great for if you have a portable computer for your employees that you want to be able to push messages to when they are not at the computer for example retail employees with a portable checkout or even a phone (sometimes you might not be able to or want to install the teams app).
It should then of course not be limited to keywords but also entire channels, teams or even private messages.