Create build.yml

Author: alvinqid

.github/workflows/build.yml

@@ -0,0 +1,44 @@
+name: Build Maven Java 21
+
+on:
+  push:
+    branches: [ master, main ]
+  pull_request:
+    branches: [ master, main ]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v3
+
+    - name: Set up JDK 17
+      uses: actions/setup-java@v4
+      with:
+        distribution: 'temurin'
+        java-version: '17'
+
+    - name: Cache Maven packages
+      uses: actions/cache@v3
+      with:
+        path: ~/.m2
+        key: ${{ runner.os }}-maven-${{ hashFiles('**/pom.xml') }}
+        restore-keys: |
+          ${{ runner.os }}-maven-
+
+    - name: Build with Maven
+      run: mvn clean package -B
+
+    - name: Rename JAR file
+      run: |
+        JAR_FILE=$(ls target/*.jar | head -n 1)
+        cp "$JAR_FILE" "jsEngine#${{ github.run_number }}.jar"
+
+    - name: Upload JAR artifact
+      uses: actions/upload-artifact@v4
+      with:
+        name: jsEngine#${{ github.run_number }}
+        path: jsEngine#${{ github.run_number }}.jar
+