You aren’t the most important person in the world to everyone.
I really did try to master nginx, but I still come up short.
Merging your fork back into itself by pulling in the changes from the parent isn’t hard, just weird.
Hiding things is easy. Hiding them well is not. Especially on a Multisite.
Don’t be afraid to code badly. You can’t know it all from the beginning. And don’t let people get you down about that.