multi OS fix #20

	name: CoperniFUS viewer

	on: [push]

	on:
Check failure on line 5 in .github/workflows/python-app.yml View workflow run for this annotation GitHub Actions / .github/workflows/python-app.yml Invalid workflow file `You have an error in your yaml syntax on line 5`
	push:
	branches:
	- main
	pull_request:

	jobs:
	test:
	runs-on: ${{ matrix.os }}

	strategy:
	matrix:
	os: [ubuntu-latest, windows-latest, macos-latest]
	python-version: ['3.12']

	steps:
	- uses: actions/checkout@v4

	- name: Set up Python
	# This is the version of the action for setting up Python, not the Python version.
	uses: actions/setup-python@v5
	with:
	python-version: '3.12'

	- name: Installing CoperniFUS
	run: python -m pip install -e .

	- name: Installing test dependencies
	run: pip install pytest pytest-qt

	- name: Download test BrainGlobe atlas
	run: brainglobe install -a example_mouse_100um

	- name: Testing CoperniFUS
	run: pytest tests/test_viewer.py

Provide feedback