Update actions/checkout action to v4 #93

	name: test_and_build

	on:
	pull_request:
	branches: [ main ]

	jobs:
	build:
	runs-on: ubuntu-latest

	strategy:
	fail-fast: false
	matrix:
	python-version: [3.8, 3.9, "3.10"]

	steps:
	- uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v4

	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v4
	with:
	python-version: ${{ matrix.python-version }}

	- name: Install dependencies
	run: \|
	python3 -m pip install --upgrade pip poetry
	poetry config virtualenvs.create false
	poetry lock
	poetry install

	- name: Check codestyle
	run: pre-commit run --all

	- name: Run tests
	run: bash run_tests.sh

	- name: Build package
	run: poetry build

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