unclear what's supported
https://www.datatrucker.io/docs/Overview/Getting%20Started and elsewhere says Postgres is required, but database api section (eg https://www.datatrucker.io/docs/Database%20API/SQL%20Lite) suggests you can use other dbs
https://www.datatrucker.io/docs/Overview/Getting%20Started and elsewhere says Postgres is required, but database api section (eg https://www.datatrucker.io/docs/Database%20API/SQL%20Lite) suggests you can use other dbs