Add build and test in PR. #17

# to view logs

	name: Checks when a PR is made to main.
	on:
	pull_request:
	# Sequence of patterns matched against refs/heads
	branches:
	- main
	workflow_dispatch:

	jobs:
	build:
	# The type of runner that the job will run on
	strategy:
	matrix:
	os: [ubuntu-latest, macos-latest]
	python-minor-version: ["9", "10", "11", "12"]
	runs-on: ${{ matrix.os }}
	# Steps represent a sequence of tasks that will be executed as part of the job
	steps:
	# Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
	- uses: actions/checkout@v3
	- name: Set up Python 3.${{ matrix.python-minor-version }}
	uses: actions/setup-python@v4
	with:
	python-version: 3.${{ matrix.python-minor-version }}
	- name: Build and test
	run: \|
	python3 -m venv .venv
	source .venv/bin/activate
	pip install maturin
	make install-dev
	make test
	version:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	with:
	fetch-depth: 0
	- name: Set up Python 3.12
	uses: actions/setup-python@v2
	with:
	python-version: 3.12
	- name: Install requirements
	run: python -m pip install towncrier
	- name: Check Towncrier
	shell: bash
	run: \|
	# Fetch the pull request' base branch so towncrier will be able to
	# compare the current branch with the base branch.
	# Source: https://github.com/actions/checkout/#fetch-all-branches.
	git fetch --no-tags origin +refs/heads/${BASE_BRANCH}:refs/remotes/origin/${BASE_BRANCH}
	towncrier check --compare-with origin/${BASE_BRANCH}
	env:
	BASE_BRANCH: ${{ github.base_ref }}

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