feat(activity): add activity 2 #28

	name: build-test-deploy-book

	on:
	pull_request:
	push:
	branches:
	- main

	# This job installs dependencies, build the book, and pushes it to `gh-pages`
	jobs:
	build-test-book:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4

	- name: Setup Python
	uses: actions/setup-python@v5
	with:
	python-version: "3.11"

	- name: Upgrade pip
	run: \|
	# install pip=>20.1 to use "pip cache dir"
	python3 -m pip install --upgrade pip
	- name: Get pip cache dir
	id: pip-cache
	run: echo "::set-output name=dir::$(pip cache dir)"

	- name: Cache dependencies
	uses: actions/cache@v4
	with:
	path: ${{ steps.pip-cache.outputs.dir }}
	key: ${{ runner.os }}-pip-${{ hashFiles('**/requirements.txt') }}
	restore-keys: \|
	${{ runner.os }}-pip-

	- name: Install dependencies
	run: python3 -m pip install nox

	- name: Build book
	run: nox -s docs

	# Save html as artifact
	- name: Save book html as artifact for viewing
	uses: actions/upload-artifact@v4
	with:
	name: book-html
	path: \|
	_build/html/

	# Push the book's HTML to github-pages
	- name: Push to GitHub Pages
	# Only push if on main branch
	if: github.ref == 'refs/heads/main'
	uses: peaceiris/[email protected]
	with:
	github_token: ${{ secrets.GITHUB_TOKEN }}
	publish_dir: ./_build/html

	# Test for bad links and ensure alt tags for usability
	- name: Check HTML using htmlproofer
	uses: chabad360/htmlproofer@master
	with:
	directory: "_build/html"
	arguments: \|
	--ignore-files "/.+\/_static\/.+/,/genindex.html/"
	--ignore-status-codes "404, 403, 429, 503"

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