Flutter app for checking battery and charge state and WiFI and internet connection state. Tested in android devices
Buttons down: restart, stop background process, cloud archive, check info
For using project you need configure your Firestore - create own Firebase project with name as app name, register app and add in project your credentials - use Firebase CLI or download google-services.json and place in android[app_name]/app, then create in lib/domain/entities/firebase_options.dart and add credenials as here (for Android app):
import 'package:firebase_core/firebase_core.dart';
const FirebaseOptions firebaseOptions = FirebaseOptions(
apiKey: "AAABB11_AABB111HHH22gggHHHJ_AAAbbb111C",
appId: "5:111222333444:android:111aaaBBBccc22CCCCddDD",
messagingSenderId: "111222333444",
projectId: "blackoutchecker-111B",
storageBucket: "blackoutchecker-111B.appspot.com",
);