Add a workflow for building python packages and creating releases (#45) #79

	# This is a basic workflow to help you get started with Actions

	name: CI

	# Controls when the action will run. Triggers the workflow on push or pull request
	# events
	on: [push, pull_request]

	# A workflow run is made up of one or more jobs that can run sequentially or in parallel
	jobs:
	run-tox:
	# The type of runner that the job will run on
	runs-on: ubuntu-latest

	# Steps represent a sequence of tasks that will be executed as part of the job
	steps:
	# Checks-out your repository under , so your job can access it
	- uses: actions/checkout@v2

	- name: Setup python
	uses: actions/setup-python@v2
	with:
	python-version: 3.9
	- name: Install Tox
	run: pip install tox
	- name: Upgrade setuptools
	run: pip install -U setuptools
	- name: Run Tox
	run: tox

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