ci-cd-patterns

CI/CD Patterns for Mobile

GitHub Actions for Android

Build, Test, and Lint Workflow

# .github/workflows/android-ci.yml
name: Android CI

on:
  push:
    branches: [main, develop]
  pull_request:
    branches: [main]

concurrency:
  group: android-ci-${{ github.ref }}
  cancel-in-progress: true

jobs:
  build:
    runs-on: ubuntu-latest
    timeout-minutes: 30

    steps:
      - uses: actions/checkout@v7

      - name: Set up JDK 17
        uses: actions/setup-java@v6
        with:
          java-version: '17'
          distribution: 'temurin'

      - name: Setup Gradle
        uses: gradle/actions/setup-gradle@v6
        with:
          cache-read-only: ${{ github.ref != 'refs/heads/main' }}

      - name: Run lint
        run: ./gradlew lintDebug

      - name: Run unit tests
        run: ./gradlew testDebugUnitTest

      - name: Generate coverage report
        # Project-defined Jacoco task - adjust to your setup
        run: ./gradlew jacocoTestDebugUnitTestReport

      - name: Upload coverage
        uses: codecov/codecov-action@v7
        with:
          # `files` takes explicit comma-separated paths, not globs.
          # Use `directory` to let the uploader search a tree.
          directory: app/build/reports/jacoco
          token: ${{ secrets.CODECOV_TOKEN }}

      - name: Build debug APK
        run: ./gradlew assembleDebug

      - name: Upload APK artifact
        uses: actions/upload-artifact@v7
        with:
          name: debug-apk
          path: app/build/outputs/apk/debug/app-debug.apk
          retention-days: 14

Build Release AAB

  release:
    runs-on: ubuntu-latest
    if: github.ref == 'refs/heads/main'
    needs: build

    steps:
      - uses: actions/checkout@v7

      - name: Set up JDK 17
        uses: actions/setup-java@v6
        with:
          java-version: '17'
          distribution: 'temurin'

      - name: Decode keystore
        run: echo "${{ secrets.KEYSTORE_BASE64 }}" | base64 -d > app/release.keystore

      - name: Build release AAB
        run: ./gradlew bundleRelease
        env:
          KEYSTORE_PASSWORD: ${{ secrets.KEYSTORE_PASSWORD }}
          KEY_ALIAS: ${{ secrets.KEY_ALIAS }}
          KEY_PASSWORD: ${{ secrets.KEY_PASSWORD }}

      - name: Upload AAB artifact
        uses: actions/upload-artifact@v7
        with:
          name: release-aab
          path: app/build/outputs/bundle/release/app-release.aab