MOPPAND-1704 Setup Github actions for Android and unit tests and App assemble.

Author: ambrose40

.github/workflows/build.yml

@@ -0,0 +1,53 @@
+name: RIA DigiDoc Android
+on: [push]
+env:
+  BUILD_NUMBER: ${{ github.run_number }}
+jobs:
+  ubuntu:
+    name: Build on Ubuntu
+    if: contains(github.repository, 'open-eid/RIA-DigiDoc-Android')
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+        with:
+          submodules: recursive
+      - name: Setup environment
+        env:
+          GOOGLE_SERVICES_JSON: ${{ secrets.GOOGLE_SERVICES_JSON }}
+        run: |
+          cd ${{ github.workspace }}/app
+          echo -n "$GOOGLE_SERVICES_JSON" | base64 --decode > "google-services.json"
+      - name: Setup JDK
+        uses: actions/setup-java@v4
+        with:
+          distribution: zulu
+          java-version: 17
+      - name: Setup Gradle
+        uses: gradle/actions/setup-gradle@v4
+      - name: Generate debug.keystore
+        run: |
+          mkdir -p ${{ github.workspace }}/app/src/main/assets/keystore/
+          keytool -genkeypair \
+            -alias androiddebugkey \
+            -keyalg RSA \
+            -keysize 2048 \
+            -validity 10000 \
+            -keystore ${{ github.workspace }}/app/src/main/assets/keystore/debug.keystore \
+            -storepass android \
+            -keypass android \
+            -dname "CN=Android Debug,O=Android,C=US"
+          echo "Generated debug.keystore at ${{ github.workspace }}/app/src/main/assets/keystore/debug.keystore"
+      - name: Set up Android SDK
+        uses: android-actions/setup-android@v3
+      - name: Run tests on emulator (unit + instrumented)
+        uses: reactivecircus/android-emulator-runner@v2
+        with:
+          api-level: 34
+          arch: x86_64
+          target: google_apis
+          profile: Pixel_4
+          disable-animations: true
+          script: |
+            ./gradlew clean createDebugCoverageReport
+