Fail if imap-backup help doesn't product the expected output #8

	name: Build and publish the production container image to the GitHub Registry

	# Run this workflow every time on every push to the branch `release`.
	on:
	push:
	branches: ['feature/improve-container-build']

	env:
	IMAGE_NAME: imap-backup
	REGISTRY_USER: ${{ github.actor }}
	REGISTRY_PASSWORD: ${{ github.token }}
	REGISTRY: ghcr.io/${{ github.repository_owner }}

	jobs:
	build-and-push-image:
	runs-on: ubuntu-latest
	# Sets the permissions granted to the `GITHUB_TOKEN` for the actions in this job.
	permissions:
	contents: read
	packages: write
	steps:
	- name: Checkout repository
	uses: actions/checkout@v4

	- name: Build Image
	# https://github.com/marketplace/actions/buildah-build
	id: build-image
	uses: redhat-actions/buildah-build@v2
	with:
	image: ${{ env.IMAGE_NAME }}
	tags: latest ${{ github.sha }}
	extra-args: \|
	--ignorefile ./container/.containerignore
	containerfiles: \|
	./container/Containerfile
	labels: \|
	${{ env.IMAGE_NAME }}:latest

	# Check that imap-backup runs
	- name: Test Image
	run: podman run ${{ env.IMAGE_NAME }}:latest imap-backup help \| grep 'Commands:'

	- name: Publish Image
	# https://github.com/marketplace/actions/push-to-registry
	id: push-to-registry
	uses: redhat-actions/push-to-registry@v2
	with:
	image: ${{ steps.build-image.outputs.image }}
	tags: ${{ steps.build-image.outputs.tags }}
	registry: ${{ env.REGISTRY }}
	username: ${{ env.REGISTRY_USER }}
	password: ${{ env.REGISTRY_PASSWORD }}

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