[Build latex workflow] Build latex document and push it to gh-pages branch #latex #workflow

workflow_latex_build.yml

name: Build LaTeX document
on: [push]
jobs:
  build_latex:
    runs-on: ubuntu-latest
    steps:
      - name: Set up Git repository
        uses: actions/checkout@v2

      - name: Compile LaTeX document
        uses: xu-cheng/latex-action@v2
        with:
          root_file: main.tex
          
      - name: upload created pdf to artifacts
        uses: actions/upload-artifact@v2
        with:
           name: main.pdf
           path: main.pdf

      - name: Commit files to branch 'gh-pages' for public website
        if: github.ref == 'refs/heads/master'
        run: |
          git config --local user.email "github-actions-bot@users.noreply.github.com"
          git config --local user.name "github-actions-bot"
          git checkout -b gh-pages
          shopt -s extglob
          rm -r !(main.pdf)
          git rm -r --cached .   
          git add -f main.pdf
          touch index.html
          echo "<meta http-equiv="refresh" content=\"0; URL=./main.pdf\">" >> index.html 
          git add index.html
          git commit -m "New PDF added"
          
      - name: Push changes to branch 'gh-pages'
        if: github.ref == 'refs/heads/master'
        uses: ad-m/github-push-action@master
        with:
          github_token: ${{ secrets.GITHUB_TOKEN }}
          branch: gh-pages
          force: true