render_main.yml

# Workflow derived from https://github.com/r-lib/actions/tree/master/examples
# Need help debugging build failures? Start at https://github.com/r-lib/actions#where-to-find-help
on:
  push:
    paths: ['**.Rmd']
    branches: [main, master, contributors]
  pull_request:
    branches: [main, master, contributors]
name: render-rmarkdown

jobs:
  render-rmarkdown:
    runs-on: ubuntu-latest
    env:
      GITHUB_PAT: ${{ secrets.GITHUB_TOKEN }}

    steps:
      - uses: actions/checkout@v2
      - uses: r-lib/actions/setup-r@v2
      - uses: r-lib/actions/setup-pandoc@v2
      - name: Install rmarkdown, remotes, and the local package
        run: |
          install.packages("remotes")
          remotes::install_cran("rmarkdown")
        shell: Rscript {0}

      - name: Render Rmarkdown files
        run: Rscript -e 'rmarkdown::render_site()'
        #run: |
        #  RMD_PATH=($(git diff --name-only ${{ github.event.before }} ${{ github.sha }} | grep '[.]Rmd$'))
        #  Rscript -e 'for (f in commandArgs(TRUE)) if (file.exists(f)) rmarkdown::render(f)' ${RMD_PATH[*]}
      - name: Commit results
        run: |
          git config --local user.name "$GITHUB_ACTOR"
          git config --local user.email "$GITHUB_ACTOR@users.noreply.github.com"
          git add docs
          git commit -m 'Re-build my-document' || echo "No changes to commit"
          git push origin || echo "No changes to commit"