fix: set image version from Dockerfile arg (#18) #29

	# The workflow to build and push the docker image to the Docker Hub and GitHub Container Registry on each release
	# Builds multiplatform images for the linux/amd64, linux/arm64, and linux/s390x platforms
	# The workflow has additional trigger on pull requests to check image building

	name: Docker

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

	permissions:
	packages: write

	jobs:
	build:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- name: Parse version
	id: version
	run: echo "VERSION=$(awk -F= '/^ARG SQLCMD_VERSION/ {print $2}' Dockerfile)" >> $GITHUB_OUTPUT

	- uses: docker/setup-qemu-action@v3
	- uses: docker/setup-buildx-action@v3

	- name: Login to Docker Hub
	uses: docker/login-action@v3
	with:
	username: ${{ github.repository_owner }}
	password: ${{ secrets.DOCKERHUB_TOKEN }}

	- name: Login to GitHub Container Registry
	uses: docker/login-action@v3
	with:
	registry: ghcr.io
	username: ${{ github.repository_owner }}
	password: ${{ secrets.GITHUB_TOKEN }}

	- uses: docker/metadata-action@v5
	id: meta
	with:
	images: \|
	${{ github.repository }}
	ghcr.io/${{ github.repository }}
	tags: \|
	type=raw,value=${{ steps.version.outputs.VERSION }}
	type=raw,value=latest,enable={{is_default_branch}}

	- uses: docker/build-push-action@v6
	with:
	context: .
	annotations: ${{ steps.meta.outputs.annotations }}
	labels: ${{ steps.meta.outputs.labels }}
	tags: ${{ steps.meta.outputs.tags }}
	platforms: linux/amd64,linux/arm64,linux/s390x
	provenance: false
	push: ${{ github.event_name == 'push' }}

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