This is a nice blog and I like the versioning feature, if you're looking to explore this idea more I made a very simple unversioned FSM extension for Postgres y

This is a nice blog and I like the versioning feature, if you're looking to explore this idea more I made a very simple unversioned FSM extension for Postgres years ago for fun and no profit: https://github.com/michelp/pgfsm https://github.com/michelp/pgfsm