# build and push releases to ghcr
# build for PRs only to test failures

name: build-and-push-ghcr

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

permissions:
  contents: read
  packages: write

concurrency:
  group: ghcr-${{ github.ref }}
  cancel-in-progress: true

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

      - name: Set up QEMU
        uses: docker/setup-qemu-action@v3

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

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

      - name: Docker meta (tags/labels)
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: ghcr.io/${{ github.repository_owner }}/job-ops
          tags: |
            type=ref,event=tag
            type=sha
            # Optional: also publish :latest for version tags
            type=raw,value=latest

      - name: Build (PR)
        if: github.event_name == 'pull_request'
        uses: docker/build-push-action@v6
        with:
          context: .
          file: ./Dockerfile
          push: false
          platforms: linux/amd64,linux/arm64
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          cache-from: type=gha
          cache-to: type=gha,mode=max

      - name: Build and push (tag)
        if: github.event_name != 'pull_request'
        uses: docker/build-push-action@v6
        with:
          context: .
          file: ./Dockerfile
          push: true
          platforms: linux/amd64,linux/arm64
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          cache-from: type=gha
          cache-to: type=gha,mode=max