add linter #11

	name: Checker

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

	jobs:
	test:
	runs-on: ubuntu-latest
	steps:
	- name: Check out repository
	uses: actions/checkout@v3
	- name: Set up python
	id: setup-python
	uses: actions/setup-python@v4
	with:
	python-version: '3.11'
	- name: Install Poetry
	uses: snok/install-poetry@v1
	with:
	virtualenvs-create: true
	virtualenvs-in-project: true
	installer-parallel: true
	- name: Load cached venv
	id: cached-poetry-dependencies
	uses: actions/cache@v3
	with:
	path: .venv
	key: venv-${{ runner.os }}-${{ steps.setup-python.outputs.python-version }}-${{ hashFiles('**/poetry.lock') }}
	- name: Install dependencies
	if: steps.cached-poetry-dependencies.outputs.cache-hit != 'true'
	run: poetry install --no-interaction
	- name: Run ruff
	run: \|
	source .venv/bin/activate
	poetry run ruff check .
	poetry run mypy .
	- name: Run tests
	run: \|
	source .venv/bin/activate
	poetry run pytest

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