Bump purcell/setup-emacs from 5.0 to 6.0 #245

	name: Jekyll site CI. Publishes org mode to html, create tag pages, push, and build jekyll.

	on:
	push:
	branches: [ master ]
	pull_request:
	branches: [ master ]

	jobs:
	setupsite:
	# [SKIP] Tag to skip Emacs org mode to html and tag generation
	if: "!contains(github.event.head_commit.message, '[SKIP]')"
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- uses: purcell/setup-emacs@v6.0
	with:
	version: 28.1
	- name: Run Emacs Org mode publish to convert Org mode files to HTML
	run: ./emacs_headless_publish.sh
	- name: Setup new tags if any
	run: ./create_tag_pages.sh
	# only publish the pages for master/main branch activity
	- name: Publish new files if any
	if: github.event_name != 'pull_request'
	run: \|
	git config --local user.email "action@github.com" && \
	git config --local user.name "GitHub Action" && \
	git add . && \
	git commit -am "[SKIP] New org mode articles and/or tags" && \
	git push

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