add bdt tutorial #4

	name: deploy

	on:
	# Trigger the workflow on push to main branch
	push:
	branches: [ "master" ]
	pull_request:
	branches: [ "master" ]

	# This job installs dependencies, build the book, and pushes it to `gh-pages`
	jobs:
	build-and-deploy-book:
	runs-on: ${{ matrix.os }}
	strategy:
	matrix:
	os: [ubuntu-latest]
	python-version: [3.8]
	steps:
	- uses: actions/checkout@v2

	# Install dependencies
	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v1
	with:
	python-version: ${{ matrix.python-version }}
	- name: Install dependencies
	run: \|
	pip install -r requirements-dev.txt

	# Build the book
	- name: Build the book
	run: \|
	jupyter-book build machine-learning-das

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

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