Check for updates of the bibliography and deploy if it changed #14159

	# workflow to update the bibliograhy file if it has changed.

	name: Check for updates of the bibliography and deploy if it changed

	on:
	# push:
	# branches:
	# - main
	schedule:
	# every hour at minute 37
	- cron: "37 * * * *"
	# Allows you to run this workflow manually from the Actions tab
	workflow_dispatch:

	permissions:
	contents: write
	# The following permissions are needed by the pages call if a change occured.
	pages: write
	id-token: write

	jobs:
	update_bibliography:
	runs-on: ubuntu-latest
	outputs:
	bibliography_changes: ${{ env.BIBLIOGRAPHY_CHANGES }}
	steps:
	- name: clone
	uses: actions/checkout@v1
	- name: setup python
	uses: actions/setup-python@v4
	with:
	python-version: "3.9"
	- name: run zotero python client script
	id: download_and_check
	env:
	ZOTERO_API_KEY: ${{ secrets.ZOTERO_API_KEY }}
	run: \|
	pip install pyzotero==1.5.5 PyYAML==6.0
	python files/zotero.py
	echo "BIBLIOGRAPHY_CHANGES=$(git diff --name-only \| wc -l)" >> $GITHUB_ENV
	- name: print_env
	run: \|
	env
	- name: push_if_updated
	if: env.BIBLIOGRAPHY_CHANGES != '0'
	run: \|
	git add _data/publications.yaml
	git config --local user.email "[email protected]"
	git config --local user.name "GitHub Action"
	git commit -m "Updated bibliography"
	- name: Push changes
	if: env.BIBLIOGRAPHY_CHANGES != '0'
	uses: ad-m/github-push-action@master
	with:
	github_token: ${{ secrets.GITHUB_TOKEN }}
	update_pages:
	needs: [update_bibliography]
	if: needs.update_bibliography.outputs.bibliography_changes != '0'
	uses: ./.github/workflows/jekyll.yml

Provide feedback