add upload play store

.github/workflows/build.yml

@@ -47,4 +47,13 @@ jobs:
         alias: ${{ secrets.ANDROID_SIGNING_KEY_ALIAS }}         
         keyStorePassword: ${{ secrets.ANDROID_KEYSTORE_PASSWORD }}             
 
-        keyPassword: ${{ secrets.ANDROID_SIGNING_KEY_PASSWORD }}
+        keyPassword: ${{ secrets.ANDROID_SIGNING_KEY_PASSWORD }}
+
+     - name: Upload to Play Store
+       uses: r0adkll/[email protected]  
+       with:
+        serviceAccountJsonPlainText: ${{ secrets.ANDROID_SERVICE_ACCOUNT_JSON }} 
+        packageName: com.testgroup.flutter_github_actions_android        
+        releaseFiles: ${{steps.sign_app.outputs.signedReleaseFile}}        
+        mappingFile: ./build/app/outputs/mapping/release/mapping.txt
+        track: production