Update README.md to include TOC #219

	name: JupyterBook
	#name: Build and Publish JupyterBook to GitHub Pages

	on:
	[push]

	jobs:
	build:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v2
	- name: Set up Python
	uses: actions/setup-python@v1
	with:
	python-version: 3.9
	- name: Install Python dependencies
	run: \|
	sudo apt-get install python3-pip
	#pip install git+git://github.com/executablebookproject/cli.git#egg=master
	pip install ghp-import
	#pip install -r book/requirements.txt
	pip install jupyter-book
	PATH="${PATH}:${HOME}/.local/bin"
	- name: Build book TOC file
	run: \|
	jupyter-book toc .
	- name: Build book HTML
	run: \|
	jupyter-book build .
	- name: Push _build/html to gh-pages
	run: \|
	sudo chown -R $(whoami):$(whoami) .
	git config --global user.email "[email protected]"
	git config --global user.name "$GITHUB_ACTOR"
	git remote set-url origin "https://$GITHUB_ACTOR:${{ secrets.GITHUB_TOKEN }}@github.com/$GITHUB_REPOSITORY"
	ls -lrt
	ghp-import _build/html -f -p -n

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