Merge pull request #14 from OCR-D/docker-build-args #1

	name: Docker Image CD

	on:
	push:
	branches: [ "master" ]
	workflow_dispatch:

	jobs:

	deploy:
	runs-on: ubuntu-latest
	permissions:
	packages: write
	contents: read
	steps:
	- uses: actions/checkout@v3
	- # Activate cache export feature to reduce build time of image
	name: Set up Docker Buildx
	uses: docker/setup-buildx-action@v2
	- name: Build the Docker image
	run: make docker
	- name: Login to Dockerhub
	uses: docker/login-action@v2
	with:
	username: ${{ secrets.DOCKERHUB_USERNAME }}
	password: ${{ secrets.DOCKERHUB_PASSWORD }}
	- name: Push image to Dockerhub
	run: docker push ocrd/im6convert
	- name: Alias the Docker image for GHCR
	run: docker tag ocrd/im6convert ghcr.io/${{ github.repository }}
	- name: Login to GitHub Container Registry
	uses: docker/login-action@v2
	with:
	registry: ghcr.io
	username: ${{ github.actor }}
	password: ${{ secrets.GITHUB_TOKEN }}
	- name: Push image to Github Container Registry
	run: docker push ghcr.io/${{ github.repository }}

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