Set version to 3.0.0 for backward incompatible release #16

	name: tox-pytest

	on: [ push, pull_request ]

	jobs:
	build:
	runs-on: ${{ matrix.os }}
	continue-on-error: true
	strategy:
	matrix:
	os: [ubuntu-latest, macos-latest, windows-latest]
	python-version: [3.6, 3.7, 3.8]
	steps:
	- uses: actions/checkout@v2

	- name: Set up Python
	uses: actions/setup-python@v2
	with:
	python-version: ${{ matrix.python-version }}

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

	- name: PyTest and Sphinx
	run: tox -ve ci

	- name: Upload test coverage report to CodeCov
	uses: codecov/codecov-action@v1

	- name: Inform the Codemonkeys
	uses: 8398a7/action-slack@v3
	with:
	status: custom
	fields: workflow,job,commit,repo,ref,author,took
	custom_payload: \|
	{
	username: 'action-slack',
	icon_emoji: ':octocat:',
	attachments: [{
	color: '${{ job.status }}' === 'success' ? 'good' : '${{ job.status }}' === 'failure' ? 'danger' : 'warning',
	text: `${process.env.AS_WORKFLOW}\n${process.env.AS_JOB} (${process.env.AS_COMMIT}) of ${process.env.AS_REPO}@${process.env.AS_REF} by ${process.env.AS_AUTHOR} ${{ job.status }} in ${process.env.AS_TOOK}`,
	}]
	}
	env:
	GITHUB_TOKEN: ${{ github.token }} # required
	SLACK_WEBHOOK_URL: ${{ secrets.SLACK_WEBHOOK_URL }} # required
	MATRIX_CONTEXT: ${{ toJson(matrix) }} # required
	if: always() # Pick up events even if the job fails or is canceled.

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