sorry that happened to you. That’s reprehensible.
good sleuthing on your part, finding out what he really did.
he should lose his super host status for doing a cancellation like that. Since it’s clear he was lying.
please update and let us know if it appears the host suffers any consequences, or what the response in the end is.
you may need to ask them to “escalate” it
also, I think there is somewhere where you can click on a link to “report this listing” or something like that, in addition to speaking directly to higher-up people than the scripted ones