name: Build and Push Docker image to GHCR on Release
on:
  release:
    types: [published]
  workflow_dispatch:
    inputs:
      tag:
        description: "Tag to build and push as latest (e.g. v2.3.5)"
        required: true
permissions:
  contents: read
  packages: write
jobs:
  build:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4
        with:
          ref: ${{ github.event.inputs.tag || github.event.release.tag_name }}
      - 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@v3
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}
      - name: Build and push Docker image
        uses: docker/build-push-action@v5
        with:
          context: .
          push: true
          platforms: linux/amd64,linux/arm64
          tags: |
            ghcr.io/limehubs/stream-fusion:latest
            ghcr.io/limehubs/stream-fusion:${{ github.event.inputs.tag || github.event.release.tag_name }}
          labels: |
            org.opencontainers.image.source=${{ github.server_url }}/${{ github.repository }}
            org.opencontainers.image.description=Docker image for Stream Fusion
            org.opencontainers.image.title=stream-fusion