Step: 3.12.0-next -> 4.0.0 #2

	name: Publish Docker image (tag)

	# The workflow will push images on every tag in the format x.y.z
	# Ideally, this should be done at dockerhub, but it doesn't support secrets (see https://stackoverflow.com/questions/78446824/use-environment-variables-with-sensible-information-in-docker-hub-autobuild)

	on:
	push:
	tags:
	- '[0-9]+.[0-9]+.[0-9]+'

	jobs:
	build-and-push:
	runs-on: ubuntu-latest

	steps:
	- name: Checkout code
	uses: actions/checkout@v3

	- name: Set up Docker Buildx
	uses: docker/setup-buildx-action@v2

	- name: Log in to Docker Hub
	uses: docker/login-action@v2
	with:
	username: ${{ secrets.DOCKERHUB_TEF_USERNAME }}
	password: ${{ secrets.DOCKERHUB_TEF_TOKEN }}

	- name: Extract version from tag
	id: extract_version
	run: echo "VERSION=${GITHUB_REF#refs/tags/}" >> $GITHUB_ENV

	- name: Build Docker image
	run: docker build -t telefonicaiot/fiware-orion:${{ env.VERSION }} --build-arg GIT_REV_ORION=${{ env.VERSION }} --build-arg REPO_ACCESS_TOKEN=${{ secrets.REPO_ACCESS_TOKEN }} --no-cache -f docker/Dockerfile .

	- name: Push Docker image
	run: docker push telefonicaiot/fiware-orion:${{ env.VERSION }}

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