adding temporary github action for building and publishing

.github/workflows/github-action-build.yml

@@ -0,0 +1,64 @@
+name: Java Leaflet Build
+#
+on: [ push ]
+#
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - name: Set up JDK 17
+        uses: actions/setup-java@v3
+        with:
+          java-version: '17'
+          distribution: 'corretto'
+
+      - name: Download and extract OpenOffice
+        run: |
+          # Define the OpenOffice version you want to download
+          OO_VERSION=4.1.14
+
+          # Define the URL for the OpenOffice installation package
+          OO_URL=https://downloads.apache.org/openoffice/${OO_VERSION}/binaries/en-US/Apache_OpenOffice_${OO_VERSION}_Linux_x86-64_install-deb_en-US.tar.gz
+
+          # Create the target directory
+          mkdir -p ~/tools/soffice/
+
+          # Download the OpenOffice package
+          curl -L -o ~/tools/soffice/openoffice.tar.gz $OO_URL
+
+          # Extract OpenOffice
+          tar -xzf ~/tools/soffice/openoffice.tar.gz -C ~/tools/soffice/
+
+          # Install OpenOffice (you may need to adapt this step depending on your requirements)
+          sudo dpkg -i ~/tools/soffice/en-US/DEBS/*.deb
+
+        working-directory: ${{ github.workspace }}
+
+      - name: Build
+        env:
+          jthumbnailer.openoffice.dir: /opt/openoffice4/
+        run: ./gradlew test
+
+  publish:
+    needs: [ "build" ]
+    if: contains(github.ref_name, 'dev/')
+    permissions:
+      contents: read
+      packages: write
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-java@v3
+        with:
+          java-version: '17'
+          distribution: 'corretto'
+
+      - name: Deploy to GitHub Packages
+        uses: gradle/gradle-build-action@749f47bda3e44aa060e82d7b3ef7e40d953bd629
+        with:
+          arguments: publish
+        env:
+          GITHUB_USERNAME: makbn
+          GITHUB_ACTOR: makbn
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}