publish-selfhost.yml

name: Publish self-host images

on:
  release:
    types: [published]
  workflow_dispatch:

permissions:
  contents: read
  packages: write

jobs:
  publish:
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false
      matrix:
        include:
          - image: rend-api
            target: rend-api
          - image: rend-media-worker
            target: rend-media-worker
          - image: rend-edge
            target: rend-edge
          - image: rend-site
            target: rend-site-standalone
    steps:
      - uses: actions/checkout@v4

      - uses: docker/setup-qemu-action@v3

      - uses: docker/setup-buildx-action@v3

      - uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Normalize the GHCR namespace
        id: registry
        shell: bash
        run: echo "namespace=${GITHUB_REPOSITORY_OWNER,,}" >> "$GITHUB_OUTPUT"

      - name: Publish pinned amd64 and arm64 manifest
        id: build
        uses: docker/build-push-action@v6
        with:
          context: .
          target: ${{ matrix.target }}
          platforms: linux/amd64,linux/arm64
          push: true
          tags: |
            ghcr.io/${{ steps.registry.outputs.namespace }}/${{ matrix.image }}:sha-${{ github.sha }}
            ghcr.io/${{ steps.registry.outputs.namespace }}/${{ matrix.image }}:${{ github.event.release.tag_name || format('manual-{0}', github.run_number) }}
          build-args: |
            REND_GIT_SHA=${{ github.sha }}
            REND_BUILD_TIME=${{ github.event.release.published_at || github.event.repository.updated_at }}
            REND_IMAGE_VERSION=${{ github.event.release.tag_name || format('manual-{0}', github.run_number) }}
            REND_IMAGE_SOURCE=https://github.com/${{ github.repository }}
          cache-from: type=gha,scope=${{ matrix.target }}
          cache-to: type=gha,mode=max,scope=${{ matrix.target }}

      - name: Record immutable digest
        env:
          IMAGE_NAME: ${{ matrix.image }}
          IMAGE_DIGEST: ${{ steps.build.outputs.digest }}
        run: printf '%s@%s\n' "$IMAGE_NAME" "$IMAGE_DIGEST" >> "$GITHUB_STEP_SUMMARY"