Required skills: Python

Difficulty: Easy

openage currently stores information about a game edition or expansion inside an Enum, e.g. media paths, support status, etc. We should store this information in an auxiliary file instead, similar to #1312. That would make updating and correcting game information easier as we no longer have to replace chunks of code.

The recommended appro

When a game client disconnects, the game server should remove the game client entity.

#396 is related

Currently the server supports options for custom generateCredentials and authenticateCredentials methods (docs).

generateCredentials is used when a player joins a match, permitting for exam

We moved from Jenkins to GitHub Actions for CI in amethyst/amethyst#2382 -- we wanted to ship that so we can get CI working in general for folks again. Here's a list of other things we would like to do soon. Please comment if you have more ideas!

Each item should have individual issue(s) and/or PR(s) opened for them. Let me know in a comment and I'll add a link next t

It would be nice to set a texture to tile or repeat on a mesh instead of stretch.

Someone new to the project was trying to build it from source and they got the Compiling with a JDK not 8 nor 11 warning, as seen in this log: https://pastebin.com/na70rGh4

but when they do java -version at the command line, it reports OpenJDK 11.0.8, which is a JDK 11.

That warning could help by printing more details about which JDK gradle is running under, as it may be using some con

Release Type: Github
Describe the bug
Adding an instancing component and then a model component crashes the instancing processor.

To Reproduce
Steps to reproduce the behavior:

1. Add instancing component to an entity,
2. Add model component to the same entity
3. Exception time

Expected behavior
It should not crash.

Screenshots
If applicable, add screenshots to