fixed README.md for `poetry add` #10

	name: Unit Tests

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

	concurrency:
	group: ${{ github.workflow }}-${{ github.event.pull_request.number \|\| github.ref }}
	cancel-in-progress: true

	jobs:
	test-ubuntu:
	runs-on: ubuntu-latest
	strategy:
	fail-fast: false
	matrix:
	python-version: ["3.9", "3.10", "3.11", "3.12"]
	steps:
	- name: Checkout actions
	uses: actions/checkout@v4
	- name: Init environment
	uses: ./.github/actions/init-environment
	- name: Run unit tests
	run: make test/unit
	test-windows:
	runs-on: windows-latest
	strategy:
	fail-fast: false
	matrix:
	python-version: ["3.9"]
	defaults:
	run:
	shell: bash
	steps:
	- name: Checkout actions
	uses: actions/checkout@v4
	- name: Init environment
	uses: ./.github/actions/init-environment
	- name: Run unit tests
	# TODO: make test/unit fails with the following error:
	# process_begin: CreateProcess(NULL, poetry run pytest -n auto tests/unit, ...) failed.
	# make (e=2): The system cannot find the file specified.
	# make: *** [Makefile:24: test/unit] Error 2
	run: poetry run pytest tests/unit

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