name: build

concurrency:
  group: ${{ github.head_ref || github.run_id }}
  cancel-in-progress: true

on:
  workflow_dispatch:
  push:
    branches:
      - 'main'
    tags:
      - 'v*'
  pull_request:
    branches:
      - 'main'

jobs:
  image:
    runs-on: ubuntu-latest
    steps:
      - uses: docker/setup-qemu-action@v3
      - uses: docker/setup-buildx-action@v3
      - uses: actions/checkout@v4
      - uses: docker/metadata-action@v5
        id: meta
        with:
          images: ghcr.io/vexxhost/staffeln
      - uses: docker/login-action@v3
        if: github.event_name != 'pull_request'
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}
      - uses: docker/build-push-action@v5
        with:
          context: .
          push: ${{ github.event_name != 'pull_request' }}
          labels: ${{ steps.meta.outputs.labels }}
          tags: ${{ steps.meta.outputs.tags }}