Generating air-gapped seeds with coins/dice/card entropy on a Raspberry Pi Zero

With the whole Coldcard thing, I've been reevaluating my setup and felt it was worth redoing everything for peace of mind but I didn't want to make the same mistake of remaining uninformed and placing my trust in some random seed generation code. So I went ahead and built my own from the ground up. Full transparency, I used AI, but it was all built one thing at a time, with extensive testing at…