Updates: linting, build environment, documentation formatting #296

	---
	name: CI

	# yamllint disable-line rule:truthy
	on:
	push:
	branches: [main]
	pull_request:
	branches: [main]

	jobs:
	ci:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v2

	- name: Set up Python
	uses: actions/setup-python@v2
	with:
	python-version: '3.9'

	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install tox

	- name: Run auto-tests
	run: tox

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