github action, screenshots #1

	name: Flutter Screenshot

	on: [push, pull_request]

	jobs:
	take_screenshots:
	runs-on: ubuntu-latest

	steps:
	- name: Checkout repository
	uses: actions/checkout@v2

	- name: Set up Flutter
	uses: subosito/flutter-action@v2
	with:
	flutter-version: 'stable'

	- name: Install dependencies
	run: flutter pub get


	- name: Ensure screenshots.md exists
	run: \|
	if [ ! -f screenshots.md ]; then
	echo "# Screenshots" > screenshots.md
	fi

	- name: Run tests and take screenshots
	run: \|
	sudo apt-get install -y xvfb
	xvfb-run -s "-screen 0 360x800x24" flutter drive --target=test_driver/screenshot_test.dart
	mkdir -p screenshots
	cp build/screenshots/*.png screenshots/

	- name: Commit and push screenshots
	run: \|
	git config --global user.name 'github-actions'
	git config --global user.email 'github-actions@github.com'
	git add screenshots/
	git commit -m 'Update screenshots'
	git push

	- name: Update screenshots.md
	run: \|
	sed -i '/## Screenshots/q' screenshots.md
	for screenshot in screenshots/*.png; do
	echo "![Screenshot](./$screenshot)" >> screenshots.md
	done
	git add screenshots.md
	git commit -m 'Update screenshots.md with screenshots'
	git push

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