Imagine that you’re Gavin Newsom. You’re clearly the frontrunner to be the Democrats’ next nominee for president. And in preparation for that role, you’ve done a lot of homework. You’ve gone on Fox News several times for debates with Sean Hannity and Governor Ron DeSantis to hone your skills against the opposition. You’ve traveled to the Munich Security Conference to make it seem like you understand foreign policy — even though you just awkwardl…