Repository navigation

update chapter 3 #232

	name: deploy

	on:
	push:
	branches: [main]
	workflow_dispatch:

	jobs:
	build:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2
	- name: Setup Python
	uses: actions/setup-python@v2
	with:
	python-version: '3.10'
	- run: pip install -r requirements.txt
	- name: Build Jupyter Book
	run: jupyter-book build .
	- name: Deploy
	uses: peaceiris/actions-gh-pages@v3
	with:
	github_token: ${{ secrets.GITHUB_TOKEN }}
	publish_dir: ./_build/html
	publish_branch: gh-pages