dependency-groups and uv (#2611)

* dependency-groups and uv, closes #2610
* New .readthedocs config for --group dev

.github/workflows/test-coverage.yml

@@ -25,7 +25,7 @@ jobs:
     - name: Install Python dependencies
       run: |
         python -m pip install --upgrade pip
-        python -m pip install -e .[test]
+        python -m pip install . --group dev
         python -m pip install pytest-cov
     - name: Run tests
       run: |-