Comment by efrecon

No. Act is for running actions locally. What was mentioned is a way to insert an SSH step at some well-chosen point of a workflow so you can login at the runner and understand what is wrong and why it's not working. I have written one such thing, it relies on cloudflare free tunnels. https://github.com/efrecon/sshd-cloudflared. There are other solutions around to achieve more or less the same goal.