Install the code from GitHub and get your feet wet with simple pistons (rules), then check out CoRE - Get peer assistance here with setting up Pistons for help in creating more complex ones.
Aaah, I don’t like this change they made to the forum navigation. Grrrr I can’t tell what it is but something changed lol.
Edit: Here’s the GitHub link: https://github.com/ady624/CoRE