Update build.yml

Author: hoc081098

.github/workflows/build.yml

@@ -11,12 +11,21 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v2
+    
     - name: Set up JDK
       uses: actions/setup-java@v2
       with:
         distribution: 'zulu'
-        java-version: '15'
+        java-version: '8'
+    
     - name: Make gradlew executable
       run: chmod +x ./gradlew
-    - name: Build with Gradle
-      run: ./gradlew build
+    
+    - name: Build debug APK
+      run: ./gradlew assembleDebug --warning-mode all --stacktrace
+    
+    - name: Upload APK
+      uses: actions/upload-artifact@v2
+      with:
+        name: app-debug
+        path: app/build/outputs/apk/debug/app-debug.apk