Format the index too (#198) #72

	# Only run this when the main branch changes
	on:
	push:
	branches:
	- main
	# If your git repository has the Jupyter Book within some-subfolder next to
	# unrelated files, you can make this run only if a file within that specific
	# folder has been modified.
	#
	# paths:
	# - docs/**

	# This job installs dependencies, builds the book, and pushes it to `gh-pages`
	jobs:
	deploy-book:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2

	# Install dependencies
	- name: Set up Python 3.7
	uses: actions/setup-python@v1
	with:
	python-version: 3.7

	- name: Install dependencies
	run: \|
	pip install jupyter-book
	pip install -r requirements.txt
	pip install matplotlib # Pandas style
	pip install .[polars]

	- name: Create a kernel
	run: \|
	pip install ipykernel
	python -m ipykernel install --name itables --user

	# Build the book
	- name: Build the book
	run: \|
	jupyter-book build docs

	# Push the book's HTML to github-pages
	- name: GitHub Pages action
	uses: peaceiris/actions-gh-pages@v3.6.1
	with:
	github_token: ${{ secrets.GITHUB_TOKEN }}
	publish_dir: docs/_build/html

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