name: Publish Docker images
on:
  push:
    branches:
      - master
    paths-ignore:
      - '.editorconfig'
      - 'examples/**'
      - '.jenkins'
      - '.jenkins.d/**'
      - '.mailmap'
      - 'tests/**'
  workflow_dispatch:

permissions:
  packages: write

env:
  REGISTRY: ghcr.io

jobs:
  publish:
    runs-on: ubuntu-latest
    steps:
      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3

      - name: Login to ${{ env.REGISTRY }}
        uses: docker/login-action@v3
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Generate metadata for ndn-cxx-build image
        id: build-meta
        uses: docker/metadata-action@v5
        with:
          images: ${{ env.REGISTRY }}/${{ github.repository_owner }}/ndn-cxx-build
          tags: |
            type=ref,event=branch
            type=raw,value=latest,enable={{is_default_branch}}
            type=sha
        env:
          DOCKER_METADATA_ANNOTATIONS_LEVELS: index,manifest

      - name: Build and push ndn-cxx-build image
        uses: docker/build-push-action@v5
        with:
          build-args: BUILDKIT_CONTEXT_KEEP_GIT_DIR=1
          pull: true
          push: true
          target: build
          tags: ${{ steps.build-meta.outputs.tags }}
          labels: ${{ steps.build-meta.outputs.labels }}
          annotations: ${{ steps.build-meta.outputs.annotations }}
          cache-from: type=gha
          cache-to: type=gha

      - name: Generate metadata for ndn-cxx-runtime image
        id: runtime-meta
        uses: docker/metadata-action@v5
        with:
          images: ${{ env.REGISTRY }}/${{ github.repository_owner }}/ndn-cxx-runtime
          tags: |
            type=ref,event=branch
            type=raw,value=latest,enable={{is_default_branch}}
            type=sha
        env:
          DOCKER_METADATA_ANNOTATIONS_LEVELS: index,manifest

      - name: Build and push ndn-cxx-runtime image
        uses: docker/build-push-action@v5
        with:
          build-args: BUILDKIT_CONTEXT_KEEP_GIT_DIR=1
          pull: true
          push: true
          tags: ${{ steps.runtime-meta.outputs.tags }}
          labels: ${{ steps.runtime-meta.outputs.labels }}
          annotations: ${{ steps.runtime-meta.outputs.annotations }}
          cache-from: type=gha
          cache-to: type=gha