nostr:npub1u5psek0yjnc5t4ljd9nauzdsyg3fz4rnx0ffx22xdqqnrut9434q4wuljc nostr:npub12atwfrq4rfv7fqara6gzsgrgj7k8ngewzl5nzs46agwyxzh0e25qxlme5y This may be a very naive question, so my apologies upfront, but can't you control all of this directly from the Pi, no external MCU required? My Klipper knowledge is very limited but I swear I remember seeing a method to control the GPIO pins with it before.