update workflow #244

	# https://help.github.com/en/categories/automating-your-workflow-with-github-actions

	# file-version: 1.0

	name: "Cleanup caches by a branch"

	on:
	pull_request:
	types:
	- "closed"
	workflow_dispatch:

	jobs:
	cleanup:
	runs-on: "ubuntu-22.04"
	steps:
	- name: "Checkout"
	uses: "actions/checkout@v4"
	with:
	# Disabling shallow clone is recommended for improving relevancy of reporting
	fetch-depth: 0
	lfs: false
	persist-credentials: false

	- name: "Cleanup"
	run: \|
	gh extension install actions/gh-actions-cache

	REPO=${{ github.repository }}
	BRANCH=${{ github.ref }}

	echo "Fetching list of cache key"
	cacheKeysForPR=$(gh actions-cache list -R $REPO -B $BRANCH \| cut -f 1 )

	## Setting this to not fail the workflow while deleting cache keys.
	set +e
	echo "Deleting caches..."
	for cacheKey in $cacheKeysForPR
	do
	gh actions-cache delete $cacheKey -R $REPO -B $BRANCH --confirm
	done
	echo "Done"
	env:
	GH_TOKEN: "${{ secrets.GITHUB_TOKEN }}"

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