docs: add index, which is filled from readme #2

	name: mkdocs
	on:
	workflow_dispatch:
	push:
	branches:
	- main
	paths:
	- "docs/**"
	- "**.md"
	- ".github/workflows/docs.yml"
	- mkdocs.yml

	env:
	actor: "41898282+github-actions[bot]"

	jobs:
	deploy:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2
	- uses: actions/setup-python@v2
	with:
	python-version: 3.9
	- name: git config
	run: \|
	git config --local user.email "${actor}@users.noreply.github.com"
	git config --local user.name "$actor"
	- run: pip install --upgrade pip
	- run: pip install -r docs/requirements.txt
	- run: mkdocs gh-deploy --force

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