There’s lots of options for starter projects, but I’d say a great place to start is making yourself a personal web page in html, css, and js. you can host it for free on github, neocities, or nekoweb, and its really cool to make something you can show off.
Even if you don’t stick with html as your primary language, the web is so ubiquitous now that you’ll want to know it eventually!
My stance on this is that if a machine can do the work of a hundred men, then ninety-nine men should be able to retire early with pay. Anything else is theft.
So, yes, I support UBI, and no, I don’t think it would break capitalism. It’s the same amount of money being put into circulation, just for less work.