Update Python version for unit test #15

	# This workflow uses actions that are not certified by GitHub.
	# They are provided by a third-party and are governed by
	# separate terms of service, privacy policy, and support
	# documentation.

	name: publish image to ghcr.io

	on:
	push:
	branches:
	- master
	release:
	types: [published]

	env:
	REGISTRY: ghcr.io
	IMAGE_NAME: ${{ github.repository }}

	jobs:
	# Push image to GitHub Packages.
	# See also https://docs.docker.com/docker-hub/builds/
	push:
	runs-on: ubuntu-latest
	permissions:
	packages: write
	contents: read

	steps:
	- name: Checkout branch
	uses: actions/checkout@v2

	- name: Set up QEMU
	uses: docker/setup-qemu-action@v1

	- name: Login to GitHub Container Registry
	uses: docker/login-action@v1
	with:
	registry: ${{ env.REGISTRY }}
	username: ${{ github.repository_owner }}
	password: ${{ secrets.GITHUB_TOKEN }}

	- name: Set up Docker Buildx
	id: buildx
	uses: docker/setup-buildx-action@v1

	- name: Docker meta
	id: meta
	uses: docker/metadata-action@v4
	with:
	images: \|
	${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
	tags: \|
	type=raw,value=latest,enable={{is_default_branch}}
	type=semver,pattern={{version}}

	- name: Build and push
	uses: docker/[email protected]
	with:
	context: ./
	file: ./Dockerfile
	cache-from: type=gha
	cache-to: type=gha,mode=max
	platforms: linux/arm64, linux/amd64
	push: true
	tags: ${{ steps.meta.outputs.tags }}
	labels: ${{ steps.meta.outputs.labels }}

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