Friendly understatement? Sorry, just kidding.
No schematics for K1 series, so there will probably never be an open Klipper for those printers. Too bad, I like the K1 series.
Did you read Use one sensor two time, for heating and cooling heated chamber?
I agree with
If you use GitHub - Guilouz/Creality-Helper-Script: Helper Script for Creality K1 / KE / Ender-3 V3 Series you may start a new discussion here Guilouz/Creality-Helper-Script-Wiki · Discussions · GitHub.
Maybe someone can help you or give you a hint where to ask.
Good luck, hcet14