Backport PR to branch #455

	name: Backport PR to branch
	on:
	issue_comment:
	types: [created]
	schedule:
	# once a day at 13:00 UTC to cleanup old runs
	- cron: '0 13 * * *'

	permissions:
	contents: write
	issues: write
	pull-requests: write
	actions: write

	jobs:
	backport:
	if: ${{ contains(github.event.comment.body, '/backport to') \|\| github.event_name == 'schedule' }}
	uses: dotnet/arcade/.github/workflows/backport-base.yml@main
	with:
	pr_description_template: \|
	Backport of #%source_pr_number% to %target_branch%

	/cc %cc_users%

	## Customer Impact

	- [ ] Customer reported
	- [ ] Found internally

	[Select one or both of the boxes. Describe how this issue impacts customers, citing the expected and actual behaviors and scope of the issue. If customer-reported, provide the issue number.]

	## Regression

	- [ ] Yes
	- [ ] No

	[If yes, specify when the regression was introduced. Provide the PR or commit if known.]

	## Testing

	[How was the fix verified? How was the issue missed previously? What tests were added?]

	## Risk

	[High/Medium/Low. Justify the indication by mentioning how risks were measured and addressed.]

	IMPORTANT: If this backport is for a servicing release, please verify that:

	- The PR target branch is `release/X.0-staging`, not `release/X.0`.

	- If the change touches code that ships in a NuGet package, you have added the necessary [package authoring](https://github.com/dotnet/runtime/blob/main/docs/project/library-servicing.md) and gotten it explicitly reviewed.

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