There are plenty of trainings offered by unions. However of course, each union offers the courses it has expertise in. Asking a trucker's union to offer courses in Javascript is not feasible.

This article is one of many discussing the dawn of truck automation in very much detail: https://teamster.org/news/2018/01/teamsters-union-perspectiv...

As you can see unions are in fact discussing this very broadly without jumping to easy conclusions.

Automation by ML is a complex topic on all levels. We are just at the beginning of what will be very interesting times regarding policing automation, ML, and AI.