fix: Downgrade version constraints #205

	name: Test

	on:
	push:
	branches: [ main ]
	pull_request:
	branches: [ main ]

	jobs:
	build:
	runs-on: ubuntu-20.04

	container:
	image: dart:stable

	steps:
	- uses: actions/checkout@v2

	- name: Print Dart SDK version
	run: dart --version

	- name: Install dependencies
	run: dart pub get

	- name: Run regression tests
	run: dart test

	coverage:
	runs-on: ubuntu-20.04

	steps:
	- uses: actions/checkout@v2

	- uses: subosito/flutter-action@v2

	- name: Print Flutter SDK version
	run: flutter --version

	- name: Install dependencies
	run: flutter pub get

	- name: Collect coverage
	run: flutter test --coverage

	- name: Upload coverage
	uses: codecov/codecov-action@v1
	with:
	file: coverage/lcov.info
	token: ${{secrets.CODECOV_TOKEN}}

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