attempt Gradle build for GitHub

Author: codetojoy

.github/workflows/gradle_build.yml

@@ -0,0 +1,32 @@
+
+name: Java build with Gradle
+
+on:
+  workflow_dispatch:
+  push:
+    branches: [ "main" ]
+  pull_request:
+    branches: [ "main" ]
+
+permissions:
+  contents: read
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: get code
+        uses: actions/checkout@v5
+
+      - name: Set up JDK 25
+        uses: actions/setup-java@v5
+          with:
+            distribution: 'zulu'
+            java-version: '25'
+
+      - name: Setup Gradle
+        uses: gradle/actions/setup-gradle@v4
+
+      - name: run build script
+        run: ./gradle-build-all.sh