A GitHub Actions workflow configuration to build TeX files with extra fonts.

build.yml

name: Build
on: [push]
jobs:
  build_latex:
    runs-on: ubuntu-latest
    steps:
      - name: Set up Git repository
        uses: actions/checkout@v1
      - name: Install TeX Live packages # (Note that you may don't need some of them)
        run: sudo apt install -y texlive-base texlive-xetex texlive-lang-chinese latexmk
      - name: Download the fonts
        run: for i in simhei.ttf simkai.ttf simsun.ttc simsunb.ttf simfang.ttf; do wget -P fonts/ https://xugr.keybase.pub/static/fonts/$i; done
      - name: Copy the fonts # In newer version of fontconfig, it reads $HOME/.local/share/fonts/ but not $HOME/.fonts
        run: mkdir -p ~/.local/share/fonts && cp -r fonts/* ~/.local/share/fonts/
      - name: Build font information caches
        run: fc-cache -rv
      - name: Compile LaTeX document
        run: latexmk -xelatex -interaction=nonstopmode -file-line-error report.tex