Fixing the SayoDevice CLI on macOS When the Website Is Down

My son got a new little macro-pad / keyboard, a SayoDevice O3C. It is one of those tiny programmable keyboards with a few keys that can be mapped to whatever you want. Great idea. Simple device. Perfect little project. Naturally, the first thing we had to do was configure it. Also naturally, the website was down. The normal setup flow is supposed to be through the SayoDevice web configurator. You…