Hidden Touch ID for Apple Magic Trackpad

Update 2025-03-29: Version 2 is now available! It's a new design with improvements and added compatibility with Magic Trackpad 2. It is remodelled from the ground up: new small lid keeps the button gap protected from snagging on thingsnew design for sensor mounting plate: easier printing, fewer screws & should handle material creep much betternew optional keycap/key trimhand-traced Trackpad 2 and 3 curves using G3 curvature splines to further improve the fitmore shared geometry and parts between Lightning & USB-C variants______________________ Touch ID is super convienient when using macOS, but it is restricted to Apple keyboards and those are not really something I enjoy or want to keep on my desk. SnazzyLabs' standalone Touch ID module inspired me to build something similar, yet I wanted to avoid additional clutter. So I set out to seamlessly attatch the Touch ID button to something that's always sitting on my desk: Apple's Magic Trackpad. The product is a tenting sta