This image now inherits ZeroTier from the official zerotier/zerotier base image instead of installing zerotier-one from Alpine packages. Have a look at dockerized ZeroTier: rwv/zerotier. docker run ...
The scripts in this project allow to build a local package mirror using rsync. When ready the rpm/deb packages get copied into a docker image which has a small web script that mimics the mirrorlist ...