minecraft: added guide to datapacks and mods

wiki/docker/itzg_-_minecraft-server.md

@@ -65,16 +65,20 @@ docker run --name minecraft \
 
 This section addresses the usage of the minecraft-server container.
 
-### Installation of Mods
+### Installing Mods
 
 Mods can be installed as described in the
 [corresponding article of the official documentation](https://github.com/itzg/docker-minecraft-server/blob/master/docs/mods-and-plugins/index.md).
-Especially the `MODS` variable is noted.
-the variable can be set to the URL of a jar file, a container path to a jar file or a container
-path to a directory containing jar files.
-The following line shows an example that could be added to the [`rebuild.sh`](#rebuildsh) to 
-install some mods.
+For this set the server type by using the `-e TYPE=<type>` flag.
+`<type>` is the API that is used as the core library.
+Most notably this value could be `FABRIC` or `FORGE`.
+After this the mods (as `.jar` files) can be placed in the `mods` directory of the
+[Docker](/wiki/docker.md) volume.
+Afterwards run the [`rebuild.sh`](#rebuildsh) to restart the server with loaded mods.
 
-```sh 
--e MODS=https://www.example.com/mods/mod1.jar,/plugins/common,/plugins/special/mod2.jar
-```
+#### Installing Datapacks
+
+The installation of datapacks is done similar to the described process in the
+[corresponding section of the minecraft entry](/wiki/games/minecraft.md#installing-datapacks).
+The only difference is the path to place the `.zip` datapack files in which is `world/datapacks` in
+case of this [Docker](/wiki/docker.md) image.

wiki/games/minecraft.md

@@ -57,3 +57,30 @@ An existing Minecraft world of a server can be updated simply by updating the se
 Chunks that have been loaded will not be affected by the update, but blocks that have not been
 loaded will be.
 For safety reasons it is advised to back up the instance before updating the version number.
+
+#### Installing Mods
+
+Mods can be installed client- and server-side.
+For client-side mods most [up-to-date clients](#client) feature an easy installation process.
+Especially [MultiMC5 and its derivatives](/wiki/games/multimc5.md) have an easy way to achieve
+this.
+For the installation of server-side mods the process can vary slightly depending on the
+[server host](#server).
+For the [itzgs minecraft server](/wiki/docker/itzg_-_minecraft-server.md) running on
+[Docker](/wiki/docker.md) visit the
+[mod section of that entry](/wiki/docker/itzg_-_minecraft-server.md#installing-mods).
+
+#### Installing Datapacks
+
+The installation of datapacks is to be done for a specific world or a specific server.
+This section will describe a process that works for both single-player worlds aswell as multiplayer
+servers.
+First the installation of datapacks on single player worlds will the addressed.
+Navigate to minecrafts folder that corresponds to the world you want to add the datapack to.
+Then place the `.zip` archive containing the datapack inside the `datapacks` folder.
+The resulting path is `saves/<world name>/datapacks` where `<world name>` is the name of the single
+player world.
+For the installation of datapacks on servers please navigate to the entry of the server since there
+can be differences.
+Most notably itzgs minecraft server is mentioned here which features a
+[section regarding datapacks](/wiki/docker/itzg_-_minecraft-server.md#installing-datapacks).