It's not very good but there is lots of swearing
This is the bird box that is shown at beaks.live . It is on the side of a house in Cambourne, about 8 miles west of Cambridge, in the UK.
Right from the start, the plan was to get it working roughly and quickly and then improve it until it was the best I could do with the crap hardware – this being a £11 webcam connected via USB to a Raspberry Pi 4, which also drives transistors to work the cheapest infra-red LEDs I could find.