Finally it works! Spent %80 of time debugging small problems.
Milling had a few trouble. Had to do some work to ensure that the mounted board was completely level with the modela. Eventually needed to increase the z to get it to work.

Lessons learned

Some feedback

In the fabisp board, a few students had a short around the circled connection above shorted. It seems the layout could be designed to make those traces a little bit more distant from each other.