Printer power switch
With this config, you can switch the printer comfortably on and off.
Printer is powered off panel
You must configure your Moonraker power device with the following settings to get this panel instead of the Klipper error.
type: <any type>
Important is the name
printerand the attribute
bound_services: klipper. Mainsail will use this power device to check for a "powered off" printer.