Run pytest as workflow (only for PRs to release for now...)

.github/workflows/pytest.yml

@@ -0,0 +1,29 @@
+name: Run pytest
+
+on:
+  push:
+    branches:
+#      - master
+      - release
+  pull_request:
+    branches:
+#      - master
+      - release
+
+jobs:
+  pytest:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+      
+      - name: Set up Python
+        uses: actions/setup-python@v4
+        with:
+          python-version: '3.x'
+
+      - name: Install package dependencies
+        run: pip install .[testing]
+
+      - name: Run pytest
+        run: pytest