Performance
Flutter commands
flutter channel beta
flutter upgrade
flutter config --enable-web
flutter create web
flutter pub get
pub cache repair
flutter run -d chrome
Failed to establish connection with the application instance in Chrome. This can happen if the websocket connection used by the web tooling is unable to correctly establish a connection, for example due to a firewall.
flutter run -d chrome --release
A unit test tests a single function, method, or class. A widget test (in other UI frameworks referred to as component test) tests a single widget. An integration test tests a complete app or a large part of an app.
flutter test --platform chrome
flutter clean
flutter build web --release
Flutter errors
Error: Not found: 'dart:html' (channet beta)
// ignore: avoid_web_libraries_in_flutter import 'dart:html' as html;
onTap: () => html.window.open('url', 'name')
Temporary solution: remove flutter test from github actions main.yml
Final solution: flutter test --platform chrome
GitHub Actions
Create a firebase TOKEN an store in secrets with the name FIREBASE_TOKEN to call it later from Actions
firebase login:ci
FIREBASE
firebase init
firebase deploy
e2517
To sign with GPG to verify commits
git commit -S -m "your message"