prune

chore(deps): update dependency pdm to v2.26.6 #177

	name: prune
	# based on https://github.com/airtower-luna/hello-ghcr

	on:
	push:
	branches:
	- main

	pull_request:

	schedule:
	- cron: '5 4 * * 1' # early monday https://crontab.guru/#5_4___1

	workflow_dispatch:
	inputs:
	dry-run:
	description: 'Dry-Run'
	default: 'true'
	required: false

	env:
	DRY_RUN: true

	permissions:
	contents: read
	packages: write

	jobs:
	prune:
	runs-on: ubuntu-22.04
	name: build (${{ matrix.image.name }})

	strategy:
	fail-fast: false
	matrix:
	image:
	- name: docker-build-cache
	dry-run: false

	steps:
	- uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4.3.1

	- name: Setup PDM
	uses: pdm-project/setup-pdm@94a823180e06fcde4ad29308721954a521c96ed0 # v4.4
	with:
	python-version-file: .python-version
	version: 2.26.6 # renovate: datasource=pypi depName=pdm
	cache: true

	- name: Install pdm dependencies
	run: pdm install --prod

	- name: Check dry run
	run: \|
	if [[ "${{ matrix.image.name }}" == "true" ]]; then
	echo "DRY_RUN=true" >> "$GITHUB_ENV"
	elif [[ "${{github.event_name}}" == "workflow_dispatch" && "${{ github.event.inputs.dry-run }}" != "true" ]]; then
	echo "DRY_RUN=false" >> "$GITHUB_ENV"
	elif [[ "${{github.ref_name}}" == "${{ github.event.repository.default_branch }}" ]]; then
	echo "DRY_RUN=false" >> "$GITHUB_ENV"
	fi

	- name: Prune untagged images
	env:
	GHCR_TOKEN: ${{ secrets.GITHUB_TOKEN }}
	run: \|
	pdm run ghcr-prune.py --container ${{ matrix.image.name }} --prune-age 30 ${{ env.DRY_RUN == 'true' && '--dry-run' \|\| '' }}

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