Add type hints #110

	name: Laces CI

	on:
	push:
	branches:
	- main
	- 'stable/**'

	pull_request:

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

	permissions:
	contents: read # to fetch code (actions/checkout)

	jobs:
	lint:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	with:
	fetch-depth: 0
	- name: Set up Python 3.11
	uses: actions/setup-python@v5
	with:
	python-version: '3.11'
	- name: Install
	# Installing test dependencies to make sure that all imports work during type-checking.
	run: \|
	python -m pip install --upgrade pip setuptools wheel
	python -m pip install .[testing,dev]
	- uses: pre-commit/action@v3.0.0

	test:
	runs-on: ubuntu-latest
	needs: lint
	strategy:
	matrix:
	python: ['3.8', '3.9', '3.10', '3.11', '3.12']

	steps:
	- uses: actions/checkout@v4
	- name: Set up Python ${{ matrix.python }}
	uses: actions/setup-python@v5
	with:
	python-version: ${{ matrix.python }}
	- name: Install
	run: \|
	python -m pip install --upgrade pip setuptools wheel
	python -m pip install .[dev]
	- name: Test
	run: tox
	- name: Upload coverage reports to Codecov
	uses: codecov/codecov-action@v3
	env:
	CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}
	with:
	files: ./.coverage.json

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