Bump actions/upload-artifact from 3 to 4 (#77) #17

	name: Citation preview

	on:
	push:
	branches: [ main ]
	paths: ['CITATION.bib', '.github/workflows/citation.yml']
	pull_request:
	branches: [ main ]
	paths: ['CITATION.bib', '.github/workflows/citation.yml']

	jobs:
	build-preview:
	runs-on: ubuntu-latest
	timeout-minutes: 20
	steps:
	- uses: actions/checkout@v4
	- name: Check for non-ASCII characters
	run: \|
	# Fail immediately if there are any non-ASCII characters in
	# the BibTeX source. We prefer "escaped codes" rather than
	# UTF-8 characters in order to ensure the bibliography will
	# display correctly even in documents that do not contain
	# \usepackage[utf8]{inputenc}.
	if [ -f "CITATION.bib" ]; then
	python3 -c 'open("CITATION.bib", encoding="ascii").read()'
	fi
	- name: Install LaTeX
	run: \|
	if [ -f "CITATION.bib" ]; then
	sudo apt-get update
	sudo apt-get install -y texlive-latex-base texlive-publishers
	fi
	- name: Run LaTeX
	run: \|
	if [ -f "CITATION.bib" ]; then
	arr=(${GITHUB_REPOSITORY//\// })
	REPO=${arr[1]}
	export PROTOTYPE=${REPO#"prototype-"}
	cat <<- EOF > preview.tex
	\documentclass[preprint,aps,physrev,notitlepage]{revtex4-2}
	\usepackage{hyperref}
	\begin{document}
	\title{\texttt{$PROTOTYPE} BibTeX test}
	\maketitle
	\noindent
	\texttt{$PROTOTYPE}
	\cite{$PROTOTYPE}
	\bibliography{CITATION}
	\end{document}
	EOF
	pdflatex preview
	fi
	- name: Run BibTeX
	run: \|
	if [ -f "CITATION.bib" ]; then
	bibtex preview
	fi
	- name: Re-run LaTeX
	run: \|
	if [ -f "CITATION.bib" ]; then
	pdflatex preview
	pdflatex preview
	fi
	- name: Upload PDF
	if: always()
	uses: actions/upload-artifact@v4
	with:
	name: preview.pdf
	path: preview.pdf

Provide feedback