I got a reply to my request to add the R8 to libgphoto2 It will be in the next version. Hopefully then it can be added to INDI in a Kstars update.

"R8 will be directly in the next release 2.5.32, but in general it should already work as-is due to the
generic support."

It does not currently 'work in general' , other than my M1 recognized something is plugged into the USB-C port.

Read More...