Add python version and classifiers to `pyproject.toml` #7

	name: Unit Testing

	on:
	pull_request:
	workflow_dispatch:
	schedule:
	- cron: "0 4 * * *"
	push:
	tags:
	- "*"
	branches:
	- main

	concurrency:
	group: ${{ github.workflow }}-${{ github.ref }}
	cancel-in-progress: true

	jobs:
	macOS:
	runs-on: macos-latest
	name: Mac OS Unit Testing
	strategy:
	fail-fast: false
	matrix:
	python-version: ['3.9', '3.11']

	steps:
	- uses: actions/checkout@v4

	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v5
	with:
	python-version: ${{ matrix.python-version }}
	cache: 'pip'

	- name: Install npt-promote
	run: pip install ".[dev]"

	- name: Run Tests
	run: pytest

	Linux:
	name: Linux Unit Testing
	runs-on: ubuntu-20.04
	strategy:
	fail-fast: false
	matrix:
	python-version: ['3.8', '3.9', '3.10', '3.11', '3.12']

	steps:
	- uses: actions/checkout@v4

	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v5
	with:
	python-version: ${{ matrix.python-version }}
	cache: 'pip'

	- name: Install npt-promote
	run: pip install ".[dev]"

	- name: Run Tests
	run: pytest

	windows:
	name: Windows Unit Testing
	runs-on: windows-latest
	strategy:
	fail-fast: false
	matrix:
	python-version: ['3.8', '3.9', '3.10', '3.11', '3.12']
	steps:
	- uses: actions/checkout@v4

	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v5
	with:
	python-version: ${{ matrix.python-version }}
	cache: 'pip'

	- name: Install npt-promote
	run: pip install ".[dev]"

	- name: Run Tests
	run: pytest

Provide feedback