Add multi-platform support in build workflow #313

	# Publish to PyPI in case of releasing

	on:
	push:

	jobs:
	build-n-publish:
	name: Build and publish Python 🐍 distributions 📦 to PyPI
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v2
	- name: Set up Python 3.8
	uses: actions/setup-python@v2
	with:
	python-version: 3.8
	- name: Install pypa/build
	run: \|
	python -m pip install build --user
	- name: Build a binary wheel and a source tarball
	run: \|
	python -m build --sdist --wheel --outdir dist/ .
	- name: Publish distribution 📦 to PyPI
	if: startsWith(github.ref, 'refs/tags')
	uses: pypa/gh-action-pypi-publish@master
	with:
	password: ${{ secrets.SECRETS_TEST_PYPI_API_TOKEN }}

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