Clean GHCR build cache #107

	# SPDX-FileCopyrightText: 2025 Alexandre Gomes Gaigalas <alganet@gmail.com>
	# SPDX-License-Identifier: ISC

	name: Clean GHCR build cache

	permissions:
	packages: write

	on:
	schedule:
	- cron: '0 0 * * *'
	workflow_dispatch:

	jobs:
	cleanup-untagged:
	runs-on: ubuntu-24.04
	steps:
	- uses: actions/delete-package-versions@v5
	with:
	package-name: shell-versions
	package-type: container
	min-versions-to-keep: 1
	delete-only-untagged-versions: true

	cleanup-ephemeral-images:
	runs-on: ubuntu-24.04
	steps:
	- name: Delete ephemeral GHCR versions older than 7 days
	env:
	GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
	run: \|
	gh api --paginate \
	"/users/${{ github.repository_owner }}/packages/container/shell-versions/versions" \
	--jq '
	.[]
	\| select(.metadata.container.tags \| length > 0)
	\| select(.metadata.container.tags \| all(startswith("run-") or startswith("test-")))
	\| select((now - (.updated_at \| fromdateiso8601)) > (7 * 86400))
	\| .id
	' \| while read -r version_id; do
	echo "Deleting version $version_id"
	gh api --method DELETE \
	"/users/${{ github.repository_owner }}/packages/container/shell-versions/versions/$version_id" \|\| true
	done

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