Publish PathML Docker image on Docker Hub #15

	name: Publish PathML Docker image on Docker Hub

	on:
	workflow_dispatch:
	release:
	types:
	- published

	jobs:
	docker:
	runs-on: ubuntu-latest
	steps:
	- name: free disk space
	run: \|
	sudo swapoff -a
	sudo rm -f /swapfile
	sudo apt clean
	docker rmi $(docker image ls -aq)
	sudo df -h
	sudo du -h
	- name: Checkout
	uses: actions/checkout@v2
	- name: Set version number variable
	run: \|
	VER=$(cat pathml/_version.py \| grep -o '"[^"]\+"' \| tr -d '"')
	echo "VERSION=$VER" >> $GITHUB_ENV
	- name: Set up QEMU
	uses: docker/[email protected]
	- name: Set up Docker Buildx
	uses: docker/[email protected]
	- name: Login to DockerHub
	uses: docker/[email protected]
	with:
	username: ${{ secrets.DOCKERHUB_USERNAME }}
	password: ${{ secrets.DOCKERHUB_TOKEN }}
	- name: Build and push
	id: docker_build
	uses: docker/build-push-action@v4
	with:
	context: .
	platforms: linux/amd64,linux/arm64
	push: true
	tags: \|
	pathml/pathml:latest
	pathml/pathml:${{ env.VERSION }}

Provide feedback