enhancement #37: check docstring in CI

Author: FabienDanieau

.github/workflows/docs.yml

@@ -3,6 +3,22 @@ name: Generate Python Documentation
 on: [pull_request]
 
 jobs:
+  check-docstrings:
+    runs-on: ubuntu-22.04
+    steps:
+      - uses: actions/checkout@v3
+      - name: Set up Python 3.10
+        uses: actions/setup-python@v4
+        with:
+          python-version: "3.10"
+          cache: 'pip' # caching pip dependencies
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install .[dev]
+      - name : Check import order
+        run : pydocstyle src/ --convention google --count
+
   build-docs:
     runs-on: ubuntu-22.04
     steps: