Create and publish a Docker image #47

	##
	name: Create and publish a Docker image

	# Configures this workflow to run every time a change is pushed to the branch 'main' or a tag is pushed.
	on:
	push:
	branches:
	- main
	tags:
	- '*'

	jobs:
	build-and-push-image:
	runs-on: ubuntu-latest
	permissions:
	contents: read
	packages: write

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

	# Capture the git description to tag the Docker image. If a tag is pushed, it will use the tag, otherwise, it will use the commit SHA.
	- name: Determine the Git Tag or Commit SHA
	id: git_tag
	run: echo "GIT_TAG=$(git describe --always)" >> $GITHUB_ENV

	# Convert the repository name to lowercase and store it in the IMAGE_NAME environment variable
	- name: Set Image Name
	run: echo "IMAGE_NAME=$(echo ${{ github.repository }} \| tr '[:upper:]' '[:lower:]')" >> $GITHUB_ENV

	- name: Log in to the Container registry
	uses: docker/login-action@v3.3.0
	with:
	registry: https://ghcr.io
	username: ${{ github.actor }}
	password: ${{ secrets.GITHUB_TOKEN }}

	# Build and push the Docker image with two tags: one using the Git tag or SHA, and another using 'main'.
	- name: Build and push Docker image
	uses: docker/build-push-action@v6.7.0
	with:
	context: .
	push: true
	tags: \|
	ghcr.io/${{ env.IMAGE_NAME }}:${{ env.GIT_TAG }}
	ghcr.io/${{ env.IMAGE_NAME }}:main

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