Update CI with latest versions, artifacts and caching (#4785)

* Auto generate apk after build is complete

* Add cache

* Fix syntax error

* Fix syntax error

* Fix artifact name not valid error

.github/workflows/android.yml

@@ -8,18 +8,51 @@ concurrency:
 
 jobs:
   build:
-    runs-on: ubuntu-18.04
+    name: Build APK and Run Unit Tests
+    runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v2
-    - name: set up JDK 1.8
-      uses: actions/setup-java@v1
+      - uses: actions/checkout@v2.4.0
+
+      - name: Set up JDK
+        uses: actions/setup-java@v2.5.0
         with:
-        java-version: 1.8 
-    - name: Build with Gradle
-      run: ./gradlew -Pcoverage testBetaDebugUnitTestCoverage
-    - name: Upload Test Report
+          distribution: "temurin"
+          java-version: 8
+
+      - name: Cache packages
+        id: cache-packages
+        uses: actions/cache@v2.1.7
+        with:
+          path: |
+            ~/.gradle/caches
+            ~/.gradle/wrapper
+          key: gradle-packages-${{ runner.os }}-${{ hashFiles('**/*.gradle', '**/*.gradle.kts', 'gradle.properties') }}
+          restore-keys: gradle-packages-${{ runner.os }}
+
+      - name: Build with Gradle and run Unit Tests
+        run: ./gradlew -Pcoverage testBetaDebugUnitTestCoverage --stacktrace
+
+      - name: Upload Test Report to Codecov
         run: |
           curl -Os https://uploader.codecov.io/latest/linux/codecov
           chmod +x codecov
           ./codecov -f "app/build/reports/jacoco/testBetaDebugUnitTestCoverage/testBetaDebugUnitTestCoverage.xml" -Z
+
+      - name: Generate betaDebug APK
+        run: bash ./gradlew assembleBetaDebug --stacktrace
+
+      - name: Upload betaDebug APK
+        uses: actions/upload-artifact@v2.3.1
+        with:
+          name: betaDebugAPK
+          path: app/build/outputs/apk/beta/debug/app-*.apk
+
+      - name: Generate prodDebug APK
+        run: bash ./gradlew assembleProdDebug --stacktrace
+
+      - name: Upload prodDebug APK
+        uses: actions/upload-artifact@v2.3.1
+        with:
+          name: prodDebugAPK
+          path: app/build/outputs/apk/prod/debug/app-*.apk