ci(GitHub): Bump step-security/harden-runner from 2.8.0 to 2.8.1 #6

	name: PR Cache Cleanup

	on:
	pull_request:
	types: [ closed ]

	jobs:
	pr-clean-cache:
	runs-on: ubuntu-latest
	timeout-minutes: 5
	steps:
	- name: Harden Runner
	uses: step-security/harden-runner@17d0e2bd7d51742c71671bd19fa12bdc9d40a3d6 # v2.8.1
	with:
	disable-sudo: true
	egress-policy: block
	allowed-endpoints: >
	api.github.com:443
	objects.githubusercontent.com:443

	- name: Clean up
	env:
	GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
	REPO: ${{ github.repository }}
	BRANCH: refs/pull/${{ github.event.pull_request.number }}/merge
	run: \|
	gh extension install actions/gh-actions-cache

	echo "Fetching list of cache key"
	cacheKeysForPR=$(gh actions-cache list -R "$REPO" -B "$BRANCH" -L 100 \| 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
	echo " - Deleted cache key: $cacheKey"
	done
	echo "Done"

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