update main README #61

	# This workflow will install Python dependencies, run tests and lint with a single version of Python
	# For more information see: https://help.github.com/actions/language-and-framework-guides/using-python-with-github-actions

	name: MACS3 CI MacOS 12

	on:
	push:
	paths-ignore:
	- 'docs/**'
	pull_request:
	paths-ignore:
	- 'docs/**'

	jobs:
	build:
	runs-on: macos-12
	name: Build on MacOS 12 with Python 3.11

	steps:
	- name: Checkout MACS
	uses: actions/checkout@v3
	with:
	submodules: 'true'
	- name: Cache pip
	uses: actions/cache@v3
	with:
	# This path is specific to Ubuntu
	path: ~/.cache/pip
	# Look to see if there is a cache hit for the corresponding requirements file
	key: ${{ runner.os }}-pip-${{ hashFiles('requirements.txt') }}
	restore-keys: \|
	${{ runner.os }}-pip-
	${{ runner.os }}-
	- name: Setup venv
	run: \|
	# create venv
	python3 -m venv macs3venv
	- name: Install dependencies
	run: \|
	# make sure pip is the lastest
	source macs3venv/bin/activate
	python3 -m pip install --upgrade pip
	pip3 install pytest
	if [ -f requirements.txt ]; then pip3 install --upgrade -r requirements.txt; fi
	- name: Install MACS
	run: \|
	# we use pip install instead of old fashion setup.py install
	source macs3venv/bin/activate
	pip install .
	- name: Test with pytest
	run: \|
	source macs3venv/bin/activate
	pytest --runxfail && cd test && ./cmdlinetest-nohmmratac macs3
	- name: Build sdist
	run: \|
	source macs3venv/bin/activate
	python setup.py sdist
	- name: Archive sdist
	uses: actions/upload-artifact@v3
	with:
	name: sdist file
	path: \|
	dist/*.tar.gz

Provide feedback