flutter build and deploy android

flutter build and deploy android.yml

name: flutter_build_deploy_android

on:
  push:
    branches:
      - master

jobs:
  build:

    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v1
      - uses: subosito/[email protected]
        with:
          channel: 'dev'

      - name: Create key.properties
        run: |
          echo 'storePassword=${{ secrets.ANDROID_STORE_PASSWORD }}' > android/key.properties
          echo 'keyPassword=${{ secrets.ANDROID_KEY_PASSWORD }}' >> android/key.properties
          echo 'keyAlias=key' >> android/key.properties
          echo 'storeFile=key.jks' >> android/key.properties

      - name: Build APK
        run: |
          flutter pub get
          flutter build apk

      - name: Archive apk
        uses: actions/upload-artifact@v1
        with:
          name: app.apk
          path: build/app/outputs/apk/release/app-release.apk

      - name: Use Node.js 8.x
        uses: actions/setup-node@v1
        with:
          node-version: 8.x
      - name: Install Firebase
        run: yarn install
      - name: Upload APK
        run: yarn run firebase appdistribution:distribute build/app/outputs/apk/release/app-release.apk --app "${{ secrets.ANDROID_APP_ID }}" --groups GROUP --token "${{ secrets.FIREBASE_TOKEN }}"