DEMO的页面push生硬
建议使用默认的 Navigator.pushName
这么生硬的DEMO很影响Flutter在开发者技术选型时的判断

Web socket as data Provider

todos_repository_simple explains nicely about the benefits of using repository as singleton. But no where it's mentioned how to handle the web sockets.

How can I use web socket (webSocket and fileStorage) instead of rest (webClient and fileStorage) ?

Some key points between web socket and rest.

• The name itself signify socket

E/flutter (13373): [ERROR:flutter/lib/ui/ui_dart_state.cc(166)] Unhandled Exception: 'package:flutter/src/widgets/scroll_controller.dart': Failed assertion: line 112 pos 12: '_positions.isNotEmpty': ScrollController not attached to any scroll views.

class ArticlesList extends StatefulWidget {
  @override
  _ArticlesListState createState() => _ArticlesListState();
}

class _ArticlesL

The signOut method dart documentation states the following:

Signs out the current user.

If successful, it also signs the user in into the app and updates any authStateChanges, idTokenChanges or userChanges 
stream listeners.

It depicts that stream listeners will get notified if the sign out operation is successful. However it does not say what happens or which code is thrown

When releasing a new version it's always hard to deliver a proper changelog. Keep a changelog is a proposal on how we can deliver a consistent and complete changelog.

I propose we implement it in this repo. I would require the following steps:

• Refactor the changelog to the keep a changelog spec.
• Add up