1) Fetch https://gitea.20111511.xyz/h3lp/autodeploy.git and checkout cavemen branch
2) minecraft.env will contain the following urls:
SERVERPACK=https://20111511.xyz/TerraFirmaGreg-Modern-0.11.21-serverpack.zip
WORLD=https://20111511.xyz/world.tar.xz
and a cavemen folder with following structure
.
├── nixrunserver.sh
└── server.properties
3) Download and extract SERVERPACK to /home/h3lp/mineserver
4) Download and extract WORLD to /home/h3lp/mineserver/world
5) Move and overwrite all files from cloned git repository cavemen/* to /home/h3lp/mineserver/