Well, if you like sandboxing, Docker is absolutely for you!!
With regards to the self-hosted aspect, pick one that really interests you, and get it up and running. That will give you experience and confidence going forward. The remaining items will be mostly cookie-cutter additions. If I also host that same item, I’d be happy to share samples of how I did it.



The final thing I’ll say on this - as it directly ties back to your initial post. Don’t become paralyzed and neglect to start. Flip a coin, dartboard, whatever to pick your first one - there are no wrong answers. The truth is you’ll likely tear it down and redo it a half-dozen times before you are satisfied.