delete old unused container images #65

	name: delete old unused container images
	on:
	schedule:
	- cron: "0 13 * * 1"
	# Every Monday at 1PM UTC (9AM EST)
	workflow_dispatch:
	inputs:
	logLevel:
	description: 'Log level'
	required: true
	default: 'warning'
	type: choice
	options:
	- info
	- warning
	- debug

	jobs:
	list_package_info:
	runs-on: ubuntu-latest
	permissions: {}
	# Get the name of the "image-name" of the package which will be "opticalaberrations" see https://github.com/abcucberkeley?tab=packages
	#
	# Then list the latest 10 "versions" of the package, like:
	# https://github.com/abcucberkeley/opticalaberrations/pkgs/container/opticalaberrations/versions
	# Only the latest will have "tags", old versions will be untagged, hence delete untagged-only.
	# The "id" is here: "id":169696677.
	steps:
	- env:
	GH_TOKEN: ${{ secrets.cleanup_packages }}
	run: \|
	gh api /user/packages?package_type=container
	gh api /user/packages/container/opticalaberrations/versions?per_page=10

	clean-ghcr:
	name: Delete old unused container images
	runs-on: ubuntu-latest
	steps:
	- name: Delete old images
	# uses: snok/container-retention-policy@v2
	uses: snok/container-retention-policy@main
	with:
	image-names: opticalaberrations
	cut-off: 1w
	keep-n-most-recent: 3
	account: user
	token: ${{ secrets.cleanup_packages }}
	tag-selection: untagged

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