name: Release

on:
  push:
    tags: ["v*"]

permissions:
  contents: read
  packages: write

jobs:
  image:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v5

      - name: Set version
        run: echo "VERSION=${GITHUB_REF_NAME#v}" >> "$GITHUB_ENV"

      - uses: docker/setup-qemu-action@v3
      - uses: docker/setup-buildx-action@v3

      # The agent image is published to Docker Hub (primary, matches the platform
      # default miabi/agent) and mirrored to the GitHub Container Registry (GHCR).
      - name: Log in to Docker Hub
        uses: docker/login-action@v3
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}

      - name: Log in to GHCR
        uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Build and push guestbook
        uses: docker/build-push-action@v6
        with:
          context: .
          file: Dockerfile
          platforms: linux/amd64,linux/arm64
          push: true
          build-args: |
            VERSION=${{ env.VERSION }}
          tags: |
            miabi/guestbook:latest
            miabi/guestbook:${{ env.VERSION }}
            ghcr.io/miabi-io/guestbook:latest
            ghcr.io/miabi-io/guestbook:${{ env.VERSION }}