Root 3 CNC Improvements and Additions

#This is a collection of things I have done to my Root 3 CNC to make it more bearable to assemble and use.
Because honestly, I had a love-hate relationship with this thing from the get-go. The basic design theory was great (that's why I chose it) but there were so many ₋optimal parts and poor design choices, like using carriage bolts but not having enough room for the heads so they dug into the plywood. And the BOM was a nightmare.
As such this collection should be taken as a WIP appendix of