Add an extension to KeyMapping to customise the display name

[Matyrobbrt]

Backport #1826 to 1.21.1

[neoforged-pr-publishing]

• Publish PR to GitHub Packages

Last commit published: 9a9efc9ae1e9d5460068d9e4151c3a3b4fcebd7a.

PR Publishing

The artifacts published by this PR:

• 📦 net.neoforged:testframework:21.1.95-pr-1849-1211-keybind-displayname
• 📦 net.neoforged:neoforge:21.1.95-pr-1849-1211-keybind-displayname

Repository Declaration

In order to use the artifacts published by the PR, add the following repository to your buildscript:

repositories {
    maven {
        name 'Maven for PR #1849' // https://github.com/neoforged/NeoForge/pull/1849
        url 'https://prmaven.neoforged.net/NeoForge/pr1849'
        content {
            includeModule('net.neoforged', 'testframework')
            includeModule('net.neoforged', 'neoforge')
        }
    }
}

MDK installation

In order to setup a MDK using the latest PR version, run the following commands in a terminal.
The script works on both *nix and Windows as long as you have the JDK bin folder on the path.
The script will clone the MDK in a folder named NeoForge-pr1849.
On Powershell you will need to remove the -L flag from the curl invocation.

mkdir NeoForge-pr1849
cd NeoForge-pr1849
curl -L https://prmaven.neoforged.net/NeoForge/pr1849/net/neoforged/neoforge/21.1.95-pr-1849-1211-keybind-displayname/mdk-pr1849.zip -o mdk.zip
jar xf mdk.zip
rm mdk.zip || del mdk.zip

To test a production environment, you can download the installer from here.

[neoforged-releases]

🚀 This PR has been released as NeoForge version 21.1.94.