Adding contribution guidelines #17

	name: Test the library

	on:
	pull_request:
	types: [opened, synchronize, edited]

	jobs:
	run_tests:
	name: Run tests
	runs-on: ubuntu-latest
	strategy:
	matrix:
	python-version: ["3.9", "3.10", "3.11", "3.12", "3.13"]
	steps:
	- name: Checkout 🔁
	uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2

	- name: Set up Python ${{ matrix.python-version }} 🐍
	uses: actions/setup-python@42375524e23c412d93fb67b49958b491fce71c38 # v5.4.0
	with:
	python-version: ${{ matrix.python-version }}

	- name: Install Poetry and pre-commit ⚙️
	run: pip install poetry==1.8.5 pre-commit

	- name: Install dependencies 🛠
	run: poetry install

	- name: Run tests 🚦
	run: poetry run invoke test

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