Actions: test on latest Node.js LTS as well [skip build]

Fix concurrency restriction for matrix, update copyright year

.github/workflows/node.js.yml

@@ -1,14 +1,14 @@
-# This workflow will do a clean install of node dependencies, build the source code and run tests across different versions of node
-# For more information see: https://help.github.com/actions/language-and-framework-guides/using-nodejs-with-github-actions
-
+# SPDX-FileCopyrightText: © 2020–2025 Luna Brand, Kevin Lu
+# SPDX-Licence-Identifier: AGPL-3.0-or-later
 name: Compile and test
-
 on:
   push:
     branches: [master]
   pull_request:
     branches: [master]
-
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
 jobs:
   test:
     strategy:
@@ -17,21 +17,20 @@ jobs:
         os:
           - ubuntu-latest
           - ubuntu-24.04-arm
+        node-version:
+          - 20
+          - 22
     runs-on: ${{ matrix.os }}
     if: >-
       !(
         contains(github.event.head_commit.message, '[skip test]') ||
         contains(github.event.head_commit.message, '[test skip]')
       )
-    concurrency:
-      group: ${{ github.workflow }}-${{ github.ref }}
-      cancel-in-progress: true
     steps:
       - uses: actions/checkout@v4
-      - name: Install Node
-        uses: actions/setup-node@v4
+      - uses: actions/setup-node@v4
         with:
-          node-version: 20
+          node-version: ${{ matrix.node-version }}
           cache: yarn
       - run: yarn
       - run: yarn build

README.md

@@ -116,7 +116,7 @@ Please use Australian English spellings.
 
 ## Licence
 
-Copyright © 2020–2024 Luna Brand, Kevin Lu.
+Copyright © 2020–2025 Luna Brand, Kevin Lu.
 See [COPYING](https://github.com/DawnbrandBots/emcee-tournament-bot/blob/master/COPYING) for more details.
 
 ```