name: docs-release

permissions:
  contents: read

on:
  workflow_dispatch:
    inputs:
      tag:
        description: 'Git tag'
        required: true
  release:
    types:
      - released

env:
  SETUP_BUILDX_VERSION: "edge"
  SETUP_BUILDKIT_IMAGE: "moby/buildkit:latest"

jobs:
  open-pr:
    runs-on: ubuntu-24.04
    if: ${{ (github.event.release.prerelease != true || github.event.inputs.tag != '') && github.repository == 'docker/buildx' }}
    permissions:
      contents: write
      pull-requests: write
    steps:
      -
        name: Checkout docs repo
        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
        with:
          token: ${{ secrets.GHPAT_DOCS_DISPATCH }}
          repository: docker/docs
          ref: main
      -
        name: Prepare
        env:
          INPUT_TAG: ${{ github.event.inputs.tag }}
          RELEASE_NAME: ${{ github.event.release.name }}
        run: |
          rm -rf ./data/buildx/*
          if [ -n "${INPUT_TAG}" ]; then
            echo "RELEASE_NAME=${INPUT_TAG}" >> $GITHUB_ENV
          else
            echo "RELEASE_NAME=${RELEASE_NAME}" >> $GITHUB_ENV
          fi
      -
        name: Set up Docker Buildx
        uses: docker/setup-buildx-action@4d04d5d9486b7bd6fa91e7baf45bbb4f8b9deedd # v4.0.0
        with:
          version: ${{ env.SETUP_BUILDX_VERSION }}
          driver-opts: image=${{ env.SETUP_BUILDKIT_IMAGE }}
          buildkitd-flags: --debug
      -
        name: Generate yaml
        uses: docker/bake-action@6614cfa25eff9a0b2b2697efb0b6159e7680d584 # v7.2.0
        with:
          source: ${{ github.server_url }}/${{ github.repository }}.git#${{ env.RELEASE_NAME }}
          targets: update-docs
          provenance: false
          set: |
            *.output=/tmp/buildx-docs
        env:
          DOCS_FORMATS: yaml
      -
        name: Copy yaml
        run: |
          cp /tmp/buildx-docs/out/reference/*.yaml ./data/cli/buildx/
      -
        name: Update vendor
        run: |
          make vendor
        env:
          VENDOR_MODULE: github.com/docker/buildx@${{ env.RELEASE_NAME }}
      -
        name: Create PR on docs repo
        uses: peter-evans/create-pull-request@5f6978faf089d4d20b00c7766989d076bb2fc7f1  # v8.1.1
        with:
          token: ${{ secrets.GHPAT_DOCS_DISPATCH }}
          push-to-fork: docker-tools-robot/docker.github.io
          commit-message: "vendor: github.com/docker/buildx ${{ env.RELEASE_NAME }}"
          signoff: true
          sign-commits: true
          branch: dispatch/buildx-ref-${{ env.RELEASE_NAME }}
          delete-branch: true
          title: Update buildx reference to ${{ env.RELEASE_NAME }}
          body: |
            Update the buildx reference documentation to keep in sync with the latest release `${{ env.RELEASE_NAME }}`
          draft: false