Cache Cleanup #480

	---
	name: Cleanup caches for closed PRs

	on:
	# Run twice every day to remove the cache so that the caches from the closed prs
	# are removed.
	schedule:
	- cron: '0 17 * * *'
	- cron: '30 18 * * *'
	workflow_dispatch:

	jobs:
	cleanup:
	name: Clear all GitHub action caches
	runs-on: ubuntu-latest
	permissions: write-all

	steps:
	- name: Clear all caches
	run: \|
	echo "Fetching list of cache key"
	cacheKeysForPR=$(gh cache list --limit 1000 --json id --jq '.[].id')

	## Setting this to not fail the workflow while deleting cache keys.
	set +e
	echo "Deleting caches..."
	for cacheKey in $cacheKeysForPR
	do
	gh cache delete $cacheKey
	done
	echo "Done"
	env:
	GH_TOKEN: ${{ github.token }}
	GH_REPO: ${{ github.repository }}

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