web constant Null safety

FirebaseOptions const web

Implementation

static const FirebaseOptions web = FirebaseOptions(
  apiKey: 'AIzaSyCb9E9788LJRjlsXQofgTaLnJ5kLMkBvKQ',
  appId: '1:319330223109:web:d97cfb4a49b1619f4c886c',
  messagingSenderId: '319330223109',
  projectId: 'fir-auth-example-65a30',
  authDomain: 'fir-auth-example-65a30.firebaseapp.com',
  storageBucket: 'fir-auth-example-65a30.appspot.com',
);