Add GraalVM workflow

.github/workflows/build-with-bal-test-native.yml

@@ -0,0 +1,58 @@
+name: GraalVM Check
+
+on:
+  schedule:
+    - cron: '30 18 * * *'
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Set up JDK 11
+        uses: actions/setup-java@v1
+        with:
+          java-version: 11
+
+      - name: Grant execute permission for gradlew
+        run: chmod +x gradlew
+
+      - name: Build with Gradle
+        env:
+          packageUser: ${{ secrets.BALLERINA_BOT_USERNAME }}
+          packagePAT: ${{ secrets.BALLERINA_BOT_TOKEN }}
+          JAVA_OPTS: -DBALLERINA_DEV_COMPILE_BALLERINA_ORG=true
+        run: |
+          ./gradlew build
+
+      - name: Set up GraalVM
+        uses: graalvm/setup-graalvm@v1
+        with:
+          version: 'latest'
+          java-version: '11'
+          components: 'native-image'
+          github-token: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Check GraalVM installation
+        run: |
+          echo "GRAALVM_HOME: ${{ env.GRAALVM_HOME }}"
+          echo "JAVA_HOME: ${{ env.JAVA_HOME }}"
+          native-image --version
+
+      - name: Ballerina Build
+        uses: ballerina-platform/ballerina-action/@nightly
+        with:
+          args:
+            pack ./ballerina
+        env:
+          JAVA_HOME: /usr/lib/jvm/default-jvm
+
+      - name: Set Up Ballerina
+        uses: ballerina-platform/setup-ballerina@v1.1.0
+        with:
+          version: latest
+
+      - name: Run Ballerina tests using the native executable
+        run: bal test --native ./ballerina
+        env: