I haven't tried this yet but it looks very promising for DIY crowd to make custom PCB boards with your 3D printer.
https://www.instructables.com/SLA-3D-Printer-Acid-Etched-Circuit-Boards/?utm_source=newsletter&utm_medium=email
https://www.instructables.com/SLA-3D-Printer-Acid-Etched-Circuit-Boards/?utm_source=newsletter&utm_medium=email