It’s a long ass road but a journey of a thousand miles begins with a single step. Are you gonna accept fascism, or take the step?
Labor organizing is a good thing to work on - it can bring about modest improvements for the working class, and you can’t be too organized. Educate anyone who’s willing to listen, educate yourself, actually read stuff. Maybe there’s a local organization you can join. Maybe there are some smaller wins possible in local politics, get familiar with who’s on your city council, go to some meetings or something. There are many options. Sitting on your couch and declaring hopelessness isn’t the best one.
Capitalism is highly unstable, and the US empire is in decline. I strongly believe that without the support of a global hegemon, capital will win less and less.
Just look at how many times the US and its minions have intervened to topple or compromise socialist movements around the world. Without that intervention, many may have been successful. They can only keep this up for so long, and I suspect they’re already starting to strain.