Update README.md #4

	name: CI

	on:
	push:
	branches: [ main, develop ]
	pull_request:
	branches: [ main ]

	jobs:
	test:
	runs-on: ${{ matrix.os }}
	strategy:
	matrix:
	os: [ubuntu-latest, windows-latest, macos-latest]
	python-version: ['3.11', '3.12', '3.13']

	steps:
	- uses: actions/checkout@v4

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

	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install build pytest pytest-cov black isort flake8 mypy
	pip install -e .

	- name: Run black
	run: black --check --diff .

	- name: Run isort
	run: isort --check-only --diff .

	- name: Run flake8
	run: flake8 hessband tests

	- name: Run mypy
	run: mypy hessband --ignore-missing-imports

	- name: Run tests
	run: pytest tests/ -v --cov=hessband --cov-report=xml

	- name: Upload coverage to Codecov
	uses: codecov/codecov-action@v4
	with:
	file: ./coverage.xml
	fail_ci_if_error: true
	env:
	CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}

	build:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4

	- name: Set up Python
	uses: actions/setup-python@v5
	with:
	python-version: '3.11'

	- name: Install build dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install build

	- name: Build package
	run: python -m build

	- name: Upload build artifacts
	uses: actions/upload-artifact@v4
	with:
	name: dist
	path: dist/

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