Ah, dogs. They sure like to bark, don’t they? [rrustvold]’s dog likes to bark at the door when a package arrives. Or when someone walks by the house, or whenever the mood strikes, really. To solve the barking issue, at least near the front door, [rrustvold] built a spray bottle turret to teach the dog through classical conditioning.
This is a companion discussion topic for the original entry at https://hackaday.com/2024/04/26/2024-home-sweet-home-automation-spray-bottle-turret-silences-barking/