container-publish.yml

name: Container

on:
  push:
    branches:
      - 'main'
    tags:
      - 'v*'
  workflow_run:
    workflows: [ Releaser ]
    types:
      - completed
  pull_request:

jobs:
  prepare-checkout:
    if: github.event_name != 'workflow_run' || github.event.workflow_run.conclusion == 'success'
    name: Prepare ref
    runs-on: ubuntu-latest
    outputs:
      ref: ${{ github.event_name != 'workflow_run' && github.ref || steps.releaser.outputs.version }}
    steps:
      - name: Get Ref from releaser
        id: releaser
        if: github.event_name == 'workflow_run'
        uses: pl-strflt/uci/.github/actions/inspect-releaser@v0.0
        with:
          artifacts-url: ${{ github.event.workflow_run.artifacts_url }}
  publish:
    name: Publish
    needs: [ prepare-checkout ]
    runs-on: ubuntu-latest
    permissions:
      contents: read
      packages: write
    steps:
      - name: Checkout
        uses: actions/checkout@v3
        with:
          ref: ${{ needs.prepare_checkout.outputs.ref }}
      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v2
      - name: Log in to the Container registry
        uses: docker/login-action@v2
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ github.token }}
      - name: Extract metadata
        id: meta
        uses: docker/metadata-action@v4
        with:
          images: ghcr.io/${{ github.repository }}
          tags: |
            type=semver,pattern={{version}}
            type=ref,event=branch
      - name: Build and push Docker image
        uses: docker/build-push-action@v4
        with:
          context: .
          cache-from: type=gha
          cache-to: type=gha,mode=max
          push: ${{ github.event_name != 'pull_request' }}
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}