Hello!
I had looked into this a few years back- I’ll dump the links that I saved:
(Edit: as a new user, it wouldn’t let me dump all of my links..)
https://www.cnczone.com/forums/diy-cnc-router-table-machines/195858-cnc-cad-4.html
https://www.cnczone.com/forums/linuxcnc-formerly-emc2-/107670-cnc-forum.html
Please do post a build thread!