If that is the case here you can find good tips for what to pack, how to pack it, and some more.
https://koa.com/blog/motorcycle-camping-guide/?fbclid=IwAR0t5Coi17MK-HqgwRQTGkwr4SpTAUtopqa-fSsoLlMZ4YRHTGicbsTzK_Q
You can mount a Givi Monokey mounting plate on top of your rear rack carrier with back rest, installing it according to the clearance available having the Corbin seat in place.