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I don't know what JGC did, but you can detect the button's DHCP request and consider it pressed. I didn't want to do something that hacky, so I made my own Dash:

https://www.stavros.io/posts/emergency-food-button/

Come to think of it, I should have added an SMD switch to it, maybe I'll make a new one with a 3d-printable case. That's an idea...




That's right. Details are here: https://github.com/jgrahamc/dash


Thank you, this is really interesting. How much did the materials cost?




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