Code cleanup and fixes #291

	name: flutter-quill CI

	on:
	push:
	branches: [master]
	pull_request:
	branches: [master]

	jobs:
	tests:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v3
	- uses: subosito/flutter-action@v2
	with:
	channel: 'stable'

	- name: Check flutter version
	run: flutter --version

	- name: Install dependencies
	run: flutter pub get

	- name: Install flutter_quill_extensions dependencies
	run: flutter pub get -C flutter_quill_extensions

	- name: Run flutter analysis
	run: flutter analyze

	- name: Check dart code formatting
	run: dart format --set-exit-if-changed .

	- name: Check if package is ready for publishing
	run: flutter pub publish --dry-run

	- name: Run flutter tests
	run: flutter test

Provide feedback