fix: prune stopped containers after build #492

	name: Build image
	concurrency:
	group: ${{ github.workflow }}-${{ github.ref }}
	cancel-in-progress: true

	on:
	pull_request:
	paths-ignore:
	- '.circleci/**'
	- 'docs/**'
	- 'test/**'

	jobs:
	build:
	name: Build image
	runs-on: ubuntu-20.04
	strategy:
	matrix:
	include:
	- arch: arm64
	image: bioconda-utils-build-env-cos7-aarch64
	base_image: quay.io/condaforge/linux-anvil-aarch64
	- arch: amd64
	image: bioconda-utils-build-env-cos7
	base_image: quay.io/condaforge/linux-anvil-cos7-x86_64
	steps:
	- uses: actions/checkout@v4
	with:
	fetch-depth: 0

	- id: get-tag
	run: \|
	tag=${{ github.event.release && github.event.release.tag_name \|\| github.sha }}

	# https://github.blog/changelog/2022-10-11-github-actions-deprecating-save-state-and-set-output-commands/
	# printf %s "::set-output name=tag::${tag#v}"
	printf %s "tag=${tag#v}" >> $GITHUB_OUTPUT

	- name: Install qemu dependency
	run: \|
	sudo apt-get update
	sudo apt-get install -y qemu-user-static

	- name: Build image
	id: buildah-build
	uses: redhat-actions/buildah-build@v2
	with:
	image: ${{ matrix.image }}
	arch: ${{ matrix.arch }}
	build-args: \|
	BASE_IMAGE=${{ matrix.base_image }}
	tags: >-
	latest
	${{ steps.get-tag.outputs.tag }}
	dockerfiles: \|
	./Dockerfile

	- name: Test built image
	run: \|
	image='${{ steps.buildah-build.outputs.image }}'
	for tag in ${{ steps.buildah-build.outputs.tags }} ; do
	podman run --rm "${image}:${tag}" bioconda-utils --version
	done

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