Thanks for this, I remember going down a rabbit hole parsing the codes on my last set of tyres trying to figure out what to replace it with (I learned there's a standard, ETRTO [1]) and I'm glad something like this now exists! Great work. Do you have plans for it beyond what's there already?
[1] https://en.wikipedia.org/wiki/European_Tyre_and_Rim_Technica...