name: Docker build and push

on:
  workflow_run:
    workflows: ["Build and Test"]
    branches: ["main"]
    types:
      - completed

jobs:
  docker-build:
    runs-on: ubuntu-latest
    permissions:
      contents: read
      packages: write
    env:
      IMAGE_NAME: docker_state_exporter
    steps:
      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v4
      - name: Login to GitHub Container Registry
        uses: docker/login-action@v4
        with:
          registry: ghcr.io
          username: ${{ github.repository_owner }}
          password: ${{ secrets.GITHUB_TOKEN }}
      - name: Build and push
        uses: docker/build-push-action@v7
        with:
          context: ./
          platforms: linux/amd64,linux/arm64
          push: true
          tags: |
            ghcr.io/${{ github.repository_owner }}/${{ env.IMAGE_NAME }}:latest