👷 update github actions versions #12

	name: Build and Publish

	on:
	push:
	branches: [main, develop]
	pull_request:

	jobs:
	build-and-push-docker-image:
	name: Build Docker image and push to repositories
	runs-on: ubuntu-latest
	steps:
	- name: Checkout code
	uses: actions/checkout@v4

	- name: Prepare tag
	id: prep
	run: \|
	DOCKER_IMAGE=nielsborie/machine-learning-environments
	VERSION=`cat ./SNAPSHOT.txt`
	TAGS="${DOCKER_IMAGE}:${VERSION}"
	echo ::set-output name=tags::${TAGS}

	- name: Set up QEMU
	uses: docker/setup-qemu-action@v3
	with:
	platforms: all

	- name: Set up Docker Buildx
	id: buildx
	uses: docker/setup-buildx-action@v3

	- name: Login to DockerHub
	uses: docker/login-action@v3
	with:
	username: ${{ secrets.DOCKERHUB_USERNAME }}
	password: ${{ secrets.DOCKERHUB_TOKEN }}

	- name: Build and push
	id: docker_build
	uses: docker/build-push-action@v5
	with:
	builder: ${{ steps.buildx.outputs.name }}
	context: "{{defaultContext}}:advanced"
	platforms: linux/amd64,linux/arm64
	push: ${{ github.event_name != 'pull_request' }}
	tags: ${{ steps.prep.outputs.tags }}
	cache-from: type=gha
	cache-to: type=gha,mode=max

	- name: Image digest
	run: echo ${{ steps.docker_build.outputs.digest }}

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