added missing fmt cmakelists.txt to MANIFEST.in #788

	name: Build Source Distribution

	on:
	push:
	branches:
	- main

	jobs:
	build_wheels:
	runs-on: ubuntu-latest

	if: github.repository_owner == 'simon-stahlberg'

	steps:
	- name: Checkout repository
	uses: actions/checkout@v2
	with:
	ref: main

	- name: Set up Python
	uses: actions/setup-python@v2
	with:
	python-version: "3.10"

	- name: Install dependencies and requirements
	run: \|
	python -m pip install --upgrade pip
	python -m pip install setuptools twine

	- name: Build source distribution
	run: python setup.py sdist

	- name: Upload to PyPI
	env:
	TWINE_USERNAME: __token__
	TWINE_PASSWORD: ${{ secrets.PYPI_API_TOKEN }}
	run: twine upload --skip-existing --repository-url https://upload.pypi.org/legacy/ dist/*

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