Bump docker/build-push-action from 6 to 7 #219

	name: Docker Build

	on:
	schedule:
	# run every Friday at 01:31
	- cron: '31 01 * * 5'
	# run on every push to any branch
	push:
	branches-ignore:
	- dependabot/*
	workflow_dispatch:


	jobs:
	build:

	runs-on: ubuntu-latest
	permissions:
	contents: read
	packages: write

	steps:
	- name: Checkout repository
	uses: actions/checkout@v6

	- name: Set up QEMU
	uses: docker/setup-qemu-action@v3

	- name: Set up Docker Buildx
	uses: docker/setup-buildx-action@v3

	# Login against DockerHub registry except on PR
	- name: Log in to DockerHub
	uses: docker/login-action@v3
	with:
	username: ${{ secrets.PETERS_DOCKERHUB_USERNAME }}
	password: ${{ secrets.PETERS_DOCKERHUB_TOKEN }}

	# Extract metadata (tags, labels) for Docker
	# https://github.com/docker/metadata-action
	- name: Extract Docker metadata
	id: meta
	uses: docker/metadata-action@v5
	with:
	images: \|
	stadlerpeter/digilib-docker
	flavor: \|
	latest=${{ github.ref == 'refs/heads/main' }}

	# Build and push Docker image with Buildx (don't push on PR)
	# https://github.com/docker/build-push-action
	- name: Build and push Docker image
	uses: docker/build-push-action@v7
	with:
	context: .
	platforms: \|
	linux/amd64
	linux/arm64
	push: ${{ github.event_name != 'pull_request' }}
	tags: ${{ steps.meta.outputs.tags }}
	labels: ${{ steps.meta.outputs.labels }}

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