Thanks JLCPCB who kindly provided the PCB:
JLCPCB $2 for 1-8 layer PCB: https://jlcpcb.com/?from=Nerd
Sign Up Here to Get $60 New User Coupons
The full code, CAD and PCB Gerber files as well as the schematic for the electronics can be found here on my website: https://nerdcave.xyz/docs/projects/
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