generate-pdfs.yml

name: Generate PDFs from TeX
on:
  push:
    paths:
      - '**/*.tex'

permissions:
  contents: write

jobs:
  generate-pdfs:
    name: Generate PDFs
    runs-on: ubuntu-latest

    steps:
      - name: Checkout repository
        uses: actions/checkout@v3

      - name: Gather changed TeX files
        id: changed-files
        uses: tj-actions/changed-files@v37
        with:
          files: '**/*.tex'
          separator: "\n"

      - name: Compile TeX documents
        uses: xu-cheng/latex-action@v2
        if: ${{ steps.changed-files.outputs.all_changed_files != '' }}
        with:
          root_file: ${{ steps.changed-files.outputs.all_changed_files }}
          work_in_root_file_dir: true
          latexmk_use_xelatex: true

      - name: Commit and push PDFs
        run: |
          shopt -s globstar
          git config user.name github-actions
          git config user.email github-actions@github.com
          git add **/*.pdf
          git commit -m "Generate PDFs from commit $GITHUB_SHA"
          git push