update slides #62

	name: rebuild website
	on:
	push:
	branches:
	- master

	jobs:
	deploy:
	runs-on: ubuntu-20.04
	steps:

	# Checks-out your repository under $GITHUB_WORKSPACE, so this workflow job can access it
	- name: Checkout master branch
	uses: actions/checkout@v2

	# set up python environment
	- name: Set up Python
	uses: actions/setup-python@v2
	with:
	python-version: 3.6.15

	# installs the dependencies mkdocs needs to build our website.
	# dependencies are listed in 'requirements.txt' - markdown-include, mkdocs-material etc
	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install -r requirements.txt

	# builds our website and deploys to github-pages.
	- name: Generate + deploy website
	run: mkdocs gh-deploy --force

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