Build and release Systemd sysext images #3

	name: Build and release Systemd sysext images
	on:
	push:
	tags:
	- 'latest'
	jobs:
	build:
	runs-on: ubuntu-22.04
	permissions:
	# allow the action to create a release
	contents: write
	steps:
	# checkout the sources
	- uses: actions/checkout@v4
	with:
	path: bakery

	# prepare build host
	- name: Set up QEMU
	uses: docker/setup-qemu-action@v3

	- name: Set up Docker Buildx
	uses: docker/setup-buildx-action@v3

	- name: install prerequisites
	run: \|
	set -euxo pipefail

	sudo apt update -qq && sudo apt install -yqq \
	curl \
	jq \
	squashfs-tools \
	xz-utils \
	gawk

	- name: build release artifacts
	run: \|
	pushd bakery
	./release_build.sh

	- name: delete previous latest release
	env:
	GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
	run: \|
	pushd bakery
	gh release delete latest --cleanup-tag

	- name: create a new latest release with all artifacts
	uses: softprops/action-gh-release@v1
	with:
	body_path: bakery/Release.md
	files: \|
	bakery/SHA256SUMS
	bakery/*.raw
	bakery/*.conf

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