Oof! Guess I should have looked at that.

Not sure if this meets your needs but you might check out DoorBird. They claim to work with several NAS solutions and have an API, as well as the usual phone- and tablet-notification and communication through their own service.

You are indeed, but it points to a fallacy in the original question. It’s not universal basic income if it is stipulated that you have to do something to receive it.