[lurkerasdfh8]

> is very much embedded

embedded is a term that means your code is closer to the discrete component analogy as possible, with all the same design and testing expected from the electrical design.

If you want to add modern language niceties to it, fine, But I would say that anything that brings in the "app" concept, and specially installation and fleet management, the better term is microcontrollers.

And there are perfectly fine open source solutions with the same goals, such as https://archive.fosdem.org/2020/schedule/event/ioterlang/