actions/setup-java no longer supports Java 8 on macos-latest (no Temurin JDK 8 build for M1)

.github/workflows/ci.yml

@@ -17,7 +17,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [ ubuntu-latest, windows-latest, macos-latest ]
-        java: [ 8, 11, 17, 21 ]
+        java: [ 11, 17, 21 ]
     runs-on: ${{ matrix.os }}
     permissions:
       checks: write
@@ -38,6 +38,32 @@ jobs:
           report_paths: "**/target/surefire-reports/TEST*.xml"
           check_name: Unit Test Results for OpenJDK ${{ matrix.java }} on ${{ matrix.os }}
 
+  test-jdk8:
+    name: Test OpenJDK ${{ matrix.java }} on ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [ ubuntu-latest, windows-latest, macos-13 ]
+    runs-on: ${{ matrix.os }}
+    permissions:
+      checks: write
+    steps:
+      - uses: actions/checkout@0ad4b8fadaa221de15dcec353f45205ec38ea70b # v4.1.4
+      - uses: actions/setup-java@99b8673ff64fbf99d8d325f52d9a5bdedb8483e9 # v4.2.1
+        with:
+          distribution: 'temurin'
+          java-version: 8
+          java-package: jdk
+          cache: 'maven'
+      - name: Run Tests
+        run: mvn --batch-mode --no-transfer-progress test
+      - name: Publish Test Report
+        uses: mikepenz/action-junit-report@9379f0ccddcab154835d4e2487555ee79614fe95 # v4.2.1
+        if: ${{ !cancelled() }}
+        with:
+          report_paths: "**/target/surefire-reports/TEST*.xml"
+          check_name: Unit Test Results for OpenJDK 8 on ${{ matrix.os }}
+
   test_oracle:
     name: Test Oracle JDK 8 with KCMS=${{ matrix.kcms }}
     runs-on: ubuntu-latest