Update README.md #16

	name: LaTeX build
	on:
	push:
	branches-ignore:
	- '/pdflatex'
	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: paper.tex
	- name: Commit to orphan branch
	run: \|
	git checkout --orphan pdflatex
	git rm -rf .
	git add paper.pdf
	git -c user.name='GitHub Action' -c user.email='[email protected]' commit -m "Built paper"
	- name: Push changes
	uses: ad-m/github-push-action@master
	with:
	github_token: ${{ secrets.GITHUB_TOKEN }}
	branch: pdflatex
	force: true

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