Kiel Oleson

@andy31415 let me take a stab at bringing it back up to date today, I think it won't be awful.

@bzbarsky-apple thanks for checking the spec, I could have done better there given how long it has been since I opened this

failing test introduced in #26143. still reproducible at top of tree as of [e01eb4e](https://github.com/project-chip/connectedhomeip/commit/e01eb4ea5ce3009c1cc33e264a22210abd888653).