GHA workflows.

.github/workflows/gradle-build-push.yml

@@ -0,0 +1,19 @@
+name: Run Gradle build on push
+
+on: [ push ]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v4
+      - name: Set up JDK 17
+        uses: actions/setup-java@v4
+        with:
+          distribution: corretto
+          java-version: 17
+      - name: Build with Gradle
+        run: ./gradlew build
+      - name: Pass tests and checks
+        run: ./gradlew check

.github/workflows/release.yml

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+name: Upload Release Asset
+
+on:
+  release:
+    types: [published]
+
+jobs:
+  create-release:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        build: [ linux, windows, macos ]
+        include:
+          - build: linux
+            os: ubuntu-latest
+            exec: theintercept
+            platform: x86_64-linux
+          - build: macos
+            os: macos-latest
+            exec: theintercept.app
+            platform: x86_64-macos
+          - build: windows
+            os: windows-latest
+            exec: theintercept
+            platform: x86_64-windows
+
+    steps:
+      - uses: actions/checkout@v4
+      - name: Set up JDK 17
+        uses: actions/setup-java@v4
+        with:
+          distribution: corretto
+          java-version: 17
+      - name: Build package
+        run: |
+          VERSION=${{ github.event.release.tag_name}}
+          VERSION=${VERSION:1 }
+          # replace version property in inkplayer.properties
+          if [[ "$OSTYPE" == "darwin"* ]]; then
+            sed -i '' -e "s/version=.*/version=$VERSION/" assets/inkplayer.properties
+          else
+            sed -i -e "s/version=.*/version=$VERSION/" assets/inkplayer.properties
+          fi
+          ./gradlew lwjgl3:jpackageImage
+          if [ "${{ matrix.os }}" = "ubuntu-latest" ]; then
+            echo "${{ secrets.KEYSTORE }}" | base64 --decode > $HOME/keystore.jks
+            VERSION_CODE=$((`echo $VERSION | cut -d. -f1` * 100 + `echo $VERSION | cut -d. -f2`))
+            ./gradlew -Pkeystore=$HOME/keystore.jks  -PstorePassword=${{ secrets.KEYSTORE_PASSWORD }} -Palias=${{ secrets.KEYALIAS }} -PkeyPassword=${{ secrets.KEY_PASSWORD }} android:assembleRelease -Pversion=$VERSION -PversionCode=$VERSION_CODE
+          fi
+        shell: bash
+      - name: Upload app image to Github release
+        run: |
+          staging="theintercept-${{github.event.release.tag_name}}-${{ matrix.platform }}"
+          mkdir "$staging"
+          cp -r lwjgl3/build/jpackage/${{ matrix.exec }} "$staging/"
+          if [ "${{ matrix.os }}" = "windows-latest" ]; then
+            7z a "$staging.zip" "$staging"
+            gh release upload ${{github.event.release.tag_name}} "$staging.zip"
+          else
+            tar czf "$staging.tar.gz" "$staging"
+            gh release upload ${{github.event.release.tag_name}} "$staging.tar.gz"
+
+            # Upload Android app if ubuntu-latest
+            if [ "${{ matrix.os }}" = "ubuntu-latest" ]; then
+              staging="theintercept-${{github.event.release.tag_name}}"
+              mv android/build/outputs/apk/release/android-release.apk "android/build/outputs/apk/release/theintercept-${{github.event.release.tag_name}}.apk"
+              gh release upload ${{github.event.release.tag_name}} "android/build/outputs/apk/release/theintercept-${{github.event.release.tag_name}}.apk"
+            fi
+          fi
+        env:
+          GITHUB_TOKEN: ${{ github.TOKEN }}
+        shell: bash