update .

Author: lambiengcode

.github/workflows/build.yml

@@ -15,7 +15,8 @@ jobs:
       - name: Setup JDK
         uses: actions/setup-java@v1
         with:
-          java-version: 1.8
+          java-version: "12.x"
+          cache: "gradle"
       - name: Build APK
         run: bash ./gradlew assembleDebug --stacktrace
       - name: Upload APK