empty commit to trigger dev site rebuild #21

	name: Rebuild and deploy dev version of book to gh-pages branch in dev/ folder
	on:
	push:
	branches:
	- main
	paths:
	- 'index.Rmd'
	- '_bookdown.yml'
	- '_output.yml'
	- 'source/*.Rmd'
	- 'source/*.bib'
	- 'source/*.css'
	- 'data/**'
	- 'img/**'
	- 'build_html.sh'

	jobs:
	deploy-main-preview:
	runs-on: ubuntu-latest
	permissions:
	contents: write
	packages: write

	steps:
	- name: Get Actions user id
	id: get_uid
	run: \|
	actions_user_id=`id -u $USER`
	echo $actions_user_id
	echo "uid=$actions_user_id" >> $GITHUB_OUTPUT

	- name: checkout
	uses: actions/checkout@v2
	with:
	ref: 'main'

	- name: Build the book
	run: \|
	./build_html.sh

	- name: Reset ownership of workspace after build
	uses: peter-murray/reset-workspace-ownership-action@v1
	with:
	user_id: ${{ steps.get_uid.outputs.uid }}

	# Push the book's HTML to github-pages
	- name: GitHub Pages action
	uses: peaceiris/actions-gh-pages@v3.8.0
	with:
	github_token: ${{ secrets.GITHUB_TOKEN }}
	publish_dir: docs/
	keep_files: true
	destination_dir: dev
	# force_orphan: true # once peaceiris updates to v4, change this to true and keep_files: true for the PR / main branch deploy previews

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