I want to be 1000% clear that this seems a perversion of what the incident management process is supposed to entail.

But as for mechanics, you can look to Demand Management for many examples of how to govern state via UI Actions.  You basically need to ask yourself if you want client side verification or not.  Here's an example of a UI action that verifies with the user if they're sure, and then runs a server side script.  It doesn't cover your precise example, but it shows the fundamentals.

https://www.youtube.com/watch?v=ztews1Vltoo