Fix Metadata Extraction from FFMPEG with Leading Zeros in Track Numbers and Mixed-Case Tags and Add Support for Discnumber #550

	name: 'Build docker image on PR'

	on:
	pull_request:
	branches: [main]
	paths-ignore:
	- "**.md"
	- "*.txt"
	- ".github/**"
	- "!.github/workflows/pr_build_docker.yml"

	permissions:
	packages: write

	jobs:
	deploy:
	runs-on: ubuntu-latest
	if: github.repository == github.event.pull_request.head.repo.full_name
	steps:
	- uses: actions/checkout@v4
	with:
	ref: ${{ github.event.pull_request.head.sha }}
	- name: Set up JDK
	uses: actions/setup-java@v4
	with:
	java-version: 17
	distribution: 'temurin'
	- name: Cache Maven packages
	uses: actions/cache@v4
	with:
	path: ~/.m2/repository
	key: ${{ runner.os }}-m2-${{ hashFiles('**/pom.xml') }}
	restore-keys: \|
	${{ runner.os }}-m2-
	- name: Set up QEMU
	uses: docker/setup-qemu-action@v3
	- name: Set up Docker Buildx
	id: buildx
	uses: docker/setup-buildx-action@v3
	with:
	install: true
	- name: Available platforms
	run: echo ${{ steps.buildx.outputs.platforms }}
	- name: Build with Maven
	run: mvn package -DskipTests -B -P docker
	- name: Upload war file
	uses: actions/upload-artifact@v4
	with:
	name: airsonic-advanced
	path: airsonic-main/target/airsonic.war
	retention-days: 30
	overwrite: true

	- name: Login to GitHub Container Registry
	uses: docker/login-action@v3
	with:
	registry: ghcr.io
	username: ${{ github.repository_owner }}
	password: ${{ secrets.GITHUB_TOKEN }}
	- name: Build and push images to GHCR
	uses: docker/build-push-action@v5
	with:
	file: install/docker/Dockerfile
	context: install/docker
	platforms: linux/amd64
	push: true
	tags: \|
	ghcr.io/kagemomiji/airsonic-advanced:pr-${{ github.event.pull_request.number }}

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