That's laughable. They would not come up with this on their own. Someone is feeding them misinformation and trying to put blame on you.

I wonder who that could be....?

If this false accusation doesn't just go away on its own, and it should, producing your communications with Luke is all you need to do.

Someone over there doesn't like to be one upped on a public forum, and you did that. Repeatedly. You poked the bear. You did good.