publish libcobj.jar to GitHub Package on release (#548)

Author: yutaro-sakamoto

.github/workflows/create-release.yml

@@ -44,4 +44,29 @@ jobs:
         gh release upload ${{ github.ref_name }} cobj.exe --clobber
         gh release upload ${{ github.ref_name }} libcobj.jar --clobber
         gh release upload ${{ github.ref_name }} config/default.conf --clobber
-        
+
+  # publish libcobj.jar to GitHub Packages
+  publish:
+    needs: check-workflows
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+    steps:
+      - uses: actions/checkout@v4
+      - run: |
+          cd ../
+          mv opensourcecobol4j/* .
+          mv libcobj/* opensourcecobol4j
+      - uses: actions/setup-java@v4
+        with:
+          java-version: '11'
+          distribution: 'temurin'
+      - name: Validate Gradle wrapper
+        uses: gradle/wrapper-validation-action@v3
+      - name: Publish package
+        uses: gradle/gradle-build-action@v3
+        with:
+          arguments: publish
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}