add example of BACKUP=NETFS #69

	name: build and deploy mkdocs to github pages
	on:
	push:
	branches:
	- master
	jobs:
	deploy:
	runs-on: ubuntu-20.04
	steps:
	- uses: actions/checkout@v2
	with:
	submodules: "recursive"
	fetch-depth: 0 # Fetch all history for .GitInfo and .Lastmod
	- name: Setup Python
	uses: actions/setup-python@v1
	with:
	python-version: '3.8'
	architecture: 'x64'
	- name: Install dependencies
	run: \|
	python3 -m pip install --upgrade pip # install pip
	python3 -m pip install -r requirements.txt
	#python3 -m pip install mkdocs # install mkdocs
	#python3 -m pip install mkdocs-material # install material theme
	#python3 -m pip install mkdocs-redirects # install mkdocs-redirects
	#python3 -m pip install markdown <3.4 # to avoid issue 3
	#python3 -m pip install markdown-fenced-code-tabs
	#python3 -m pip install mkdocs-rtd-dropdown
	- name: Build site
	run: mkdocs build
	- name: Deploy
	uses: peaceiris/actions-gh-pages@v3
	with:
	github_token: ${{ secrets.GITHUB_TOKEN }}
	publish_dir: ./site

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