add gradle-build actions

Author: avenbreaks

.github/workflows/gradle-build.yml

@@ -0,0 +1,44 @@
+name: Build Kotlin Library
+
+on:
+  push:
+    branches: [ devel ]
+  pull_request:
+    branches: [ devel ]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout Repository
+        uses: actions/checkout@v3
+
+      - name: Set up JDK
+        uses: actions/setup-java@v3
+        with:
+          distribution: 'temurin'
+          java-version: '17'  # Sesuaikan jika proyekmu butuh JDK lain
+
+      - name: Cache Gradle
+        uses: actions/cache@v3
+        with:
+          path: |
+            ~/.gradle/caches
+            ~/.gradle/wrapper
+          key: ${{ runner.os }}-gradle-${{ hashFiles('**/*.gradle*', '**/gradle-wrapper.properties') }}
+          restore-keys: |
+            ${{ runner.os }}-gradle-
+
+      - name: Grant Execute Permission for Gradlew
+        run: chmod +x gradlew
+
+      - name: Build with Gradle
+        run: ./gradlew build
+
+      - name: Upload Build Artifacts
+        uses: actions/upload-artifact@v3
+        with:
+          name: build-artifacts
+          path: |
+            **/build/libs/