add wkhtmltopdf; beta tags #88

	name: Docker CI publish package

	on:
	push:
	tags: [ 'v..', 'v...', 'beta-' ]

	env:
	# Use docker.io for Docker Hub if empty
	REGISTRY: ghcr.io
	# github.repository as <account>/<repo>
	IMAGE_NAME: ${{ github.repository }}

	jobs:
	image:
	runs-on: ubuntu-latest
	permissions:
	contents: read
	packages: write
	# This is used to complete the identity challenge
	# with sigstore/fulcio when running outside of PRs.
	id-token: write

	steps:
	- name: Checkout repository
	uses: actions/checkout@v4

	- name: Setup Docker buildx
	uses: docker/setup-buildx-action@v3

	- name: Log into registry ${{ env.REGISTRY }}
	if: github.event_name != 'pull_request'
	uses: docker/login-action@v3
	with:
	registry: ${{ env.REGISTRY }}
	username: ${{ github.actor }}
	password: ${{ secrets.GITHUB_TOKEN }}

	- name: Extract Docker metadata
	id: meta
	uses: docker/metadata-action@v4
	with:
	images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}

	- name: Set VERSION number from .env file
	id: set_version
	run: echo "$(cat .env \| grep ^VERSION \| cut -d "=" -f2 \| cut -d "-" -f1 )"
	env:
	WHVERSION: ${{ steps.set_version.outputs.whversion }}

	- name: Add GitHub OAuth credentials
	run: echo '${{ secrets.COMPOSER_AUTH_JSON }}' > ./auth.json

	- name: Build and push Docker image
	id: build-and-push
	uses: docker/build-push-action@v4
	with:
	context: .
	push: ${{ github.event_name != 'pull_request' }}
	tags: ${{ steps.meta.outputs.tags }}
	labels: ${{ steps.meta.outputs.labels }}
	cache-from: type=gha
	cache-to: type=gha,mode=max

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