c #1

	name: Build and Package

	on:
	push:
	branches: [ main ]
	pull_request:
	branches: [ main ]

	jobs:
	build:
	strategy:
	matrix:
	os: [ubuntu-latest, macos-latest, windows-latest]
	arch: [amd64, arm64]
	exclude:
	- os: windows-latest
	arch: arm64

	runs-on: ${{ matrix.os }}

	steps:
	- uses: actions/checkout@v2

	- name: Set up Go
	uses: actions/setup-go@v2
	with:
	go-version: 1.17

	- name: Set up Python
	uses: actions/setup-python@v2
	with:
	python-version: 3.8

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

	- name: Build Go shared library
	working-directory: ./py
	run: \|
	GOOS=${{ runner.os }} GOARCH=${{ matrix.arch }} go build -o dnadesign/libdnadesign.so -buildmode=c-shared lib.go
	env:
	CGO_ENABLED: 1

	- name: Build Python package
	working-directory: ./py
	run: python setup.py sdist bdist_wheel

	- name: Upload artifacts
	uses: actions/upload-artifact@v2
	with:
	name: dist-${{ runner.os }}-${{ matrix.arch }}
	path: py/dist/

	publish:
	needs: build
	runs-on: ubuntu-latest
	if: github.event_name == 'push' && github.ref == 'refs/heads/main'

	steps:
	- uses: actions/checkout@v2

	- name: Set up Python
	uses: actions/setup-python@v2
	with:
	python-version: 3.8

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

	- name: Download artifacts
	uses: actions/download-artifact@v2
	with:
	path: dist

	- name: Publish to PyPI
	env:
	TWINE_USERNAME: ${{ secrets.PYPI_USERNAME }}
	TWINE_PASSWORD: ${{ secrets.PYPI_PASSWORD }}
	run: twine upload dist/*//dist/*

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