add new workflow

.github/workflows/dragonwell.yml

@@ -0,0 +1,31 @@
+name: Java CI Dragonwell Maven
+
+on: [push, pull_request]
+
+jobs:
+  build:
+
+    strategy:
+      matrix:
+        os: [ windows-2019, ubuntu-20.04 ]
+        version: [ '8' ]
+
+    runs-on: ${{ matrix.os }}
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Set up JDK 8 x86
+        uses: actions/setup-java@6a0805fcefea3d4657a47ac4c165951e33482018
+        with:
+          distribution: 'dragonwell'
+          java-version: ${{ matrix.version }}
+          java-package: jdk
+          architecture: x64
+          cache: 'maven'
+
+      - name: Build with Maven
+        run: |
+          java -version
+          mvn -B package --file pom.xml
+          ant -noinput -buildfile build.xml clean all build-jar