readme update #316


	name: lint \| code & tests

	on:
	push:
	branches:
	- master
	- devel
	pull_request:
	branches:
	- master
	- devel
	workflow_dispatch:

	concurrency:
	group: ${{ github.workflow }}-${{ github.event.pull_request.number \|\| github.ref }}
	cancel-in-progress: true

	jobs:

	run_lint:
	name: lint
	strategy:
	fail-fast: true
	matrix:
	os:
	- ubuntu-latest
	python-version: ["3.9.x", "3.10.x", "3.11.x"]

	defaults:
	run:
	shell: bash
	runs-on: ${{ matrix.os }}

	steps:

	- name: Check out
	uses: actions/checkout@master
	with:
	submodules: 'true'

	- name: Setup Python
	uses: actions/setup-python@v4
	with:
	python-version: ${{ matrix.python-version }}

	- name: Install Poetry
	uses: snok/install-poetry@v1
	with:
	virtualenvs-create: true
	virtualenvs-in-project: true
	installer-parallel: true

	- name: Load cached venv
	id: cached-poetry-dependencies
	uses: actions/cache@v3
	with:
	path: .venv
	key: venv-${{ matrix.os }}-${{ matrix.python-version }}-${{ hashFiles('**/poetry.lock') }}

	- name: Install dependencies
	run: make dev

	- name: Run make lint
	run: make lint

	matrix_job_required_check:
	name: lint \| code & tests
	needs: run_lint
	runs-on: ubuntu-latest
	if: always()
	steps:
	- name: Check matrix job results
	if: contains(needs..result, 'failure') \|\| contains(needs..result, 'cancelled')
	run: \|
	echo "One or more matrix job tests failed or were cancelled. You may need to re-run them." && exit 1

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