I see, removed that from my comment then. Now I worry even more about everyone maintaining forks of everything rather than doing original development.
I wonder what differences there are between Gitea's and Forgejo's forks, and also why they couldn't work with upstream.
"This is a custom fork of nektos/act, for the purpose of serving act_runner.
It cannot be used as command line tool anymore, but only as a library.
It's a soft fork, which means that it will tracking the latest release of nektos/act."