That’s exactly how it works. Who will stop them? A Congress who has ceded all authority to the executive?

Incorrect. That’s exactly how it works!

https://en.wikipedia.org/wiki/Persecution_of_transgender_peo...

https://www.them.us/story/trump-admin-fbi-trans-nihilistic-v...

I mean, clearly it shouldn't be how it works, and is not how it works in sensible countries, but, as people have noted, it does seem to be what ol' minihands is going for in the US.