When the invariably conversation about “if you had to do it all over again…” pops out, I would have to say to work as a carpenter doing stuff like cabinets or furniture and, of course, repairs.
And to watch craftmanship with wood in action is something I do enjoy. Get yourself a cup of coffee and be ready to say “So that is how it is done, cool!”
Neat.
I recommend Fine Woodworking magazine. Full of stuff about and by hobbyists who do this sort of stuff. Many end up producing artisan pieces for themselves and friends.
Honestly, the problem with making furniture is that you either stop before you get really good at it, or you can’t move in your house without bumping into something you’ve made for practice.
On the other hand, maybe if you have a fireplace…