publish.yaml

name: Image Checks

on:
  push:
    # Run only on release tags
    tags:
      - v*
    # or commits to main (when PRs are merged)
    branches:
      - main
  # but all PRs
  pull_request:

jobs:
  build:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3

      - name: Generate Metadata
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: ghcr.io/${{ github.repository }}
          tags: |
            type=semver,pattern={{version}}

      - name: Build image
        uses: docker/build-push-action@v6
        env:
          DOCKER_BUILD_RECORD_UPLOAD: false
        with:
          context: .
          cache-from: type=gha
          cache-to: type=gha
          tags: ${{ steps.meta.outputs.tags }}
          load: true

      - name: Login to GHCR
        if: ${{ github.event_name == 'push' && github.ref_type == 'tag' }}
        uses: docker/login-action@v3
        with:
          registry: ghcr.io/${{ github.repository_owner }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Publish image
        if: ${{ github.event_name == 'push' && github.ref_type == 'tag' }}
        uses: docker/build-push-action@v6
        env:
          DOCKER_BUILD_RECORD_UPLOAD: false
        with:
          context: .
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          annotations: ${{ steps.meta.outputs.annotations }}
          push: true