Drop python 3.8 #1072

	name: Docker build

	on:
	push:
	tags: ['*']
	branches: [ 'master', 'stable-*' ]
	pull_request:
	branches: [ 'master', 'stable-*' ]


	jobs:
	test:
	runs-on: ubuntu-22.04
	steps:
	- name: Checkout
	uses: actions/checkout@v2

	- name: Test image # Checks we are able to run the container.
	run: docker compose -f docker-compose.test.yml run sut

	build_upload:
	runs-on: ubuntu-22.04
	needs: test
	if: github.event_name != 'pull_request'
	steps:
	- name: Checkout
	uses: actions/checkout@v2

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

	- name: Cache Docker layers
	uses: actions/cache@v2
	with:
	path: /tmp/.buildx-cache
	key: ${{ runner.os }}-buildx-${{ github.sha }}
	restore-keys: \|
	${{ runner.os }}-buildx-

	- name: Extract metadata for Docker
	id: meta
	uses: docker/metadata-action@v3
	with:
	images: ${{ secrets.DOCKERHUB_ORGANISATION }}/${{ secrets.DOCKERHUB_REPOSITORY }}

	- uses: docker/login-action@v1
	with:
	username: ${{ secrets.DOCKERHUB_USERNAME }}
	password: ${{ secrets.DOCKERHUB_PASSWORD }}

	- name: Build and push
	id: docker_build
	uses: docker/build-push-action@v2
	with:
	context: ./
	file: ./Dockerfile
	builder: ${{ steps.buildx.outputs.name }}
	push: true
	labels: ${{ steps.meta.outputs.labels }}
	tags: ${{ steps.meta.outputs.tags }}
	cache-from: type=local,src=/tmp/.buildx-cache
	cache-to: type=local,dest=/tmp/.buildx-cache
	platforms: linux/amd64,linux/arm64,linux/arm/v7

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

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