Never found act useful. Where I work, we have our own self hosted instance, including self hosted runners and it doesn’t really improve the situation WRT debugging an Action.

And they never have a reason to do so other than shiny new toy.

Security. Jenkins has issues with every other plugin being a backdoor or version having some vulnerability.

If I could spin up a container and test the commands on the fly that would make things so much easier

You can, if you use docker based actions.

I can blindly type with an on screen keyboard, it’s not that hard

You can type a full actual sentence on an OSD keyboard including punctuation without looking at it?

Never had any of my phones with keyboards have a mechanical failure. I can type blindly on a physical keyboard, not so with an OSD one. Does the tap register? Does it predict into the right word? Who knows.