chore

.github/workflows/runtests.yml

@@ -7,6 +7,23 @@ on:
       - main
 
 jobs:
+
+  code-style-check:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: '3.10'
+          cache: pip
+      - name: Install dependencies
+        run: |
+          pip install -r requirements-dev.txt
+      - name: Check code style
+        run: |
+          pre-commit run --all-files
+
   runtests:
     runs-on: ubuntu-latest
     env: