dockerhub-description.yaml

name: Update Docker Hub Description
on:
  push:
    branches:
      - main
    paths:
      - versions.md
      - README.md
      - docs/**/*

  workflow_dispatch:

jobs:
  updateDescriptions:
    name: Update description
    runs-on: ubuntu-latest
    strategy:
      matrix:
        image:
          - minimal
          - core
          - latex
          - extra
          - typst

    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Setup pandoc
        uses: pandoc/actions/setup@v1

      - name: Short description
        id: config
        run: |
          printf 'short_description=%s\n' \
            "$(pandoc lua docs/scripts/short-description.lua \
                      ${{ matrix.image }})" \
            >> $GITHUB_OUTPUT


      - name: Generate README files
        run: |
          make docs-${{ matrix.image }} > /tmp/README.${{ matrix.image }}.md

      - name: Update ${{ matrix.image }}
        uses: peter-evans/dockerhub-description@e98e4d1628a5f3be2be7c231e50981aee98723ae
        with:
          username: ${{ secrets.DOCKER_HUB_USERNAME }}
          password: ${{ secrets.DOCKER_HUB_TOKEN }}
          repository: pandoc/${{ matrix.image }}
          readme-filepath: /tmp/README.${{ matrix.image }}.md
          short-description: ${{ steps.config.outputs.short_description }}