updates suggested by copilot

Author: drbenvincent

.github/workflows/release.yml

@@ -1,4 +1,5 @@
 name: PyPI release
+
 on:
   workflow_dispatch:
   pull_request:
@@ -23,14 +24,15 @@ jobs:
         run: |
           pip install build
           python -m build
+          ls dist  # List the contents of the dist directory
       - name: Check the sdist installs and imports
         run: |
           mkdir -p test-sdist
           cd test-sdist
           python -m venv venv-sdist
           venv-sdist/bin/python -m pip install ../dist/causalpy*.tar.gz
           echo "Checking import and version number (on release)"
-          venv-sdist/bin/python -c "import causalpy; assert causalpy.__version__ == '${{  github.ref_name }}' if '${{ github.ref_type }}' == 'tag' else causalpy.__version__; print(causalpy.__version__)"
+          venv-sdist/bin/python -c "import causalpy; assert causalpy.__version__ == '${{ github.ref_name }}' if '${{ github.ref_type }}' == 'tag' else causalpy.__version__; print(causalpy.__version__)"
           cd ..
       - name: Check the bdist installs and imports
         run: |
@@ -39,12 +41,13 @@ jobs:
           python -m venv venv-bdist
           venv-bdist/bin/python -m pip install ../dist/CausalPy*.whl
           echo "Checking import and version number (on release)"
-          venv-bdist/bin/python -c "import causalpy; assert causalpy.__version__ == '${{  github.ref_name }}' if '${{ github.ref_type }}' == 'tag' else causalpy.__version__; print(causalpy.__version__)"
+          venv-bdist/bin/python -c "import causalpy; assert causalpy.__version__ == '${{ github.ref_name }}' if '${{ github.ref_type }}' == 'tag' else causalpy.__version__; print(causalpy.__version__)"
           cd ..
       - uses: actions/upload-artifact@v4
         with:
           name: artifact
           path: dist/*
+
   test:
     name: Upload to Test PyPI
     permissions:
@@ -72,7 +75,7 @@ jobs:
           python -m venv venv-test-pypi
           venv-test-pypi/bin/python -m pip install --index-url https://test.pypi.org/simple/ --extra-index-url https://pypi.org/simple causalpy
           echo "Checking import and version number"
-          venv-test-pypi/bin/python -c "import causalpy; assert causalpy.__version__ == '${{  github.ref_name }}'"
+          venv-test-pypi/bin/python -c "import causalpy; assert causalpy.__version__ == '${{ github.ref_name }}'"
 
   publish:
     environment: release