Integrate LuckPerms and MagiBridge plugins

[vorburger]

Merge https://github.com/OASIS-learn-study/swissarmyknife-minecraft-server into this project.

@edewit

[vorburger]

The priority is LuckPerms and MagiBridge.

[vorburger]

As part of working on this sissue I'll make the container default to creative mode (and perhaps some other default settings).

[vorburger]

https://github.com/OASIS-learn-study/swissarmyknife-minecraft-server/issues had a bunch of old additional idea (si jamais).

[vorburger]

As part of working on this sissue I'll make the container default to creative mode

That turned out to be surprisingly painful, because of itzg/docker-minecraft-server#1452.

I'll just add and use a "full" server.properties instead of using docker-minecraft-server respective environment variables.

PR coming up.