ci: adapt workflows for Forgejo Actions (update actions versions, add Chrome install)

.github/workflows/tests.yml

@@ -9,13 +9,24 @@ on:
 jobs:
   build:
     runs-on: ubuntu-latest
-    strategy:
-      matrix:
-        os: [ubuntu-latest]
-        node-version: [21.x]
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: '21.x'
+
+      - name: Install Chrome
+        run: |
+          apt-get update -qq
+          apt-get install -y -qq wget gnupg > /dev/null 2>&1
+          wget -q -O - https://dl.google.com/linux/linux_signing_key.pub | apt-key add - > /dev/null 2>&1
+          echo "deb [arch=amd64] http://dl.google.com/linux/chrome/deb/ stable main" > /etc/apt/sources.list.d/google-chrome.list
+          apt-get update -qq
+          apt-get install -y -qq google-chrome-stable > /dev/null 2>&1
+          echo "CHROME_BIN=$(which google-chrome-stable)" >> $GITHUB_ENV
 
       - run: npm install
-      - run: npm run test:headless:singleRun
+      - run: npm run test:headless:singleRun