PR: bump chromium/BUILD_NUMBER #422

	name: "PR: bump chromium/BUILD_NUMBER"
	on:
	workflow_dispatch:
	schedule:
	# At 10:00am UTC (3AM PST) every day to build every new Chromium beta
	- cron: "0 10 * * *"
	jobs:
	trigger-chromium-build:
	name: Trigger Build
	runs-on: ubuntu-20.04
	steps:
	- uses: actions/checkout@v2
	- run: ./browser_patches/chromium/roll_to_current_beta.sh
	- name: Prepare branch
	id: prepare-branch
	run: \|
	if [[ "$(git status --porcelain)" == "" ]]; then
	echo "there are no changes";
	exit 0;
	fi
	echo "::set-output name=HAS_CHANGES::1"
	CURRENT_DATE=$(date +%Y-%b-%d)
	BRANCH_NAME="roll-chromium/${CURRENT_DATE}"
	echo "::set-output name=BRANCH_NAME::$BRANCH_NAME"
	echo "::set-output name=CURRENT_DATE::$CURRENT_DATE"
	git config --global user.name github-actions
	git config --global user.email 41898282+github-actions[bot]@users.noreply.github.com
	git checkout -b "$BRANCH_NAME"
	git add .
	git commit -m "browser(chromium): roll to $CURRENT_DATE"
	git push origin $BRANCH_NAME
	- name: Create Pull Request
	if: ${{ steps.prepare-branch.outputs.HAS_CHANGES == '1' }}
	uses: actions/github-script@v4
	with:
	script: \|
	await github.pulls.create({
	owner: 'microsoft',
	repo: 'playwright',
	head: 'microsoft:${{ steps.prepare-branch.outputs.BRANCH_NAME }}',
	base: 'main',
	title: 'browser(chromium): roll to ${{ steps.prepare-branch.outputs.CURRENT_DATE }}',
	});

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