The very moment you came to that conclusion you lost any rational reason for wanting to continue to remain alive.
That’s fallacious. If you cannot be amazed just by being, enjoy the ride, then why stay around? The world is a phenomenal place we’re lucky enough to exist in, full of wonderful and terrible things. Existence doesn’t require purpose, but it does require appreciation
If gender is a social construct then no one is born in the wrong body making sex changes purely superficial which actually reinforces the patriarchy and gender stereotypes.