Hi
dsl for my English I translate I speak French 🙂
I myself created an idex machine,
and, i found the fastest solution for me to work with, prusaslicer or cura, i have to create 3 machines, an idex, a copy, a mirror with different bed sizes
in the first I have, idex _ T0 T1
second copy_ T0 T1 deactivate T2 activate
third mirror _ T0 T1 T2 deactivate T3 activate