Feature 39 setup build and publish image #2

	name: Build Backend

	on:
	push:
	branches:
	- '**'
	tags-ignore:
	- 'v*'
	pull_request:
	branches:
	- '**'

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


	jobs:
	build:

	runs-on: ubuntu-latest

	permissions:
	contents: read
	packages: write

	steps:
	- uses: actions/checkout@v4
	- uses: actions/setup-java@v4
	with:
	distribution: 'temurin'
	java-version: '17'

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

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

	- name: Login to GitHub Container Registry
	uses: docker/login-action@v2
	with:
	registry: ghcr.io
	username: ${{ github.actor }}
	password: ${{ secrets.GITHUB_TOKEN }}

	- name: Build Backend
	run: cd power-pay-backend && mvn package

	- id: string
	uses: ASzc/change-string-case-action@v6
	with:
	string: ${{ env.IMAGE_NAME}}
	- name: Extract metadata (tags, labels) for Docker
	id: meta
	uses: docker/metadata-action@v5
	with:
	images: ${{ env.REGISTRY }}/${{ steps.string.outputs.lowercase }}

	- name: Build and push image
	uses: docker/build-push-action@v5
	if: github.event_name != 'pull_request'
	with:
	context: ./power-pay-backend
	file: ./power-pay-backend/Dockerfile
	push: true
	tags: ${{ steps.meta.outputs.tags }}
	labels: ${{ steps.meta.outputs.labels }}

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