fix bug #9

	name: Mac Demo Test
	on: [push, pull_request]

	jobs:
	test-mac:
	runs-on: macos-latest
	defaults:
	run:
	shell: bash -l {0}

	steps:
	- name: Checkout code
	uses: actions/checkout@v4

	- name: Setup Conda
	uses: conda-incubator/setup-miniconda@v3
	with:
	activate-environment: mousearm-test
	python-version: "3.11"
	architecture: x64
	# We add numpy here to ensure it's locked early
	channels: opensim-org,conda-forge,defaults

	- name: Install opensim and compatible numpy
	run: \|
	# Explicitly force numpy 1.x during the conda install
	conda install opensim "numpy<2" -y

	- name: Install library with uv
	run: \|
	pip install uv
	# Use --no-deps to prevent uv from trying to "upgrade" numpy again
	uv pip install --no-deps .
	- name: Run Demo
	run: \|
	# 1. Find the directory containing Demo.py
	DEMO_DIR=$(find . -type d -name "Demo" \| head -n 1)
	echo "Found Demo directory at: $DEMO_DIR"

	# 2. Change into that directory
	cd "$DEMO_DIR"

	# 3. Run the script now that we are in the correct folder
	python Demo.py

Provide feedback