chore: Github Action to build and push Docker images for both arm64 a… #1

	# derived from https://docs.github.com/en/packages/managing-github-packages-using-github-actions-workflows/publishing-and-installing-a-package-with-github-actions
	name: Create and publish Docker image
	on:
	push:
	branches:
	- master
	- feature/*
	tags:
	- v*

	env:
	REGISTRY: ghcr.io
	IMAGE_NAME: ${{ github.repository_owner }}/homedatabroker

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

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

	- name: Set up JDK 17
	uses: actions/setup-java@v2
	with:
	java-version: '17'
	distribution: 'temurin'

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

	- name: Extract metadata (tags, labels) for Docker
	id: meta
	uses: docker/metadata-action@v5
	with:
	images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}

	- name: Build with Maven
	run: mvn -Duser.timezone=Europe/Berlin --batch-mode --update-snapshots package

	- name: Build and push Docker image
	uses: docker/build-push-action@v6
	with:
	file: Dockerfile
	context: .
	push: true
	tags: ${{ steps.meta.outputs.tags }}
	labels: ${{ steps.meta.outputs.labels }}
	platforms: linux/amd64, linux/arm64

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