Add image files for additional chapters. #73

	on:
	push:
	branches:
	- main



	name: renderbook

	jobs:
	bookdown:
	name: Render-Book
	runs-on: macOS-latest
	steps:
	- uses: actions/checkout@v1
	- uses: r-lib/actions/setup-r@v2
	- uses: r-lib/actions/setup-pandoc@v2
	- name: Install rmarkdown
	run: Rscript -e 'install.packages(c("rmarkdown","bookdown"))'
	- name: Render Book
	run: Rscript -e 'bookdown::render_book("index.Rmd")'
	- uses: actions/upload-artifact@v1
	with:
	name: _book
	path: _book/

	# Need to first create an empty gh-pages branch
	# see https://pkgdown.r-lib.org/reference/deploy_site_github.html
	# and also add secrets for a GH_PAT and EMAIL to the repository
	# gh-action from Cecilapp/GitHub-Pages-deploy
	checkout-and-deploy:
	runs-on: ubuntu-latest
	needs: bookdown
	steps:
	- name: Checkout
	uses: actions/checkout@master
	- name: Download artifact
	uses: actions/download-artifact@v1.0.0
	with:
	# Artifact name
	name: _book # optional
	# Destination path
	path: _book # optional
	- name: Deploy to GitHub Pages
	uses: Cecilapp/GitHub-Pages-deploy@v3
	env:
	GITHUB_TOKEN: ${{ secrets.GH_PAT }} # https://github.com/settings/tokens
	EMAIL: ${{ secrets.EMAIL }} # must be a verified email
	with:
	BUILD_DIR: _book/ # "_site/" by default

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