code style in separate action

.github/workflows/code_style.yaml

@@ -0,0 +1,14 @@
+name: Code Layout
+
+on: push
+
+jobs:
+  code_style_python:
+    name: Python code convention check
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: psf/black@stable
+        with:
+          options: "--check --verbose --diff"

.github/workflows/tests_mergin_media_sync.yaml

@@ -68,9 +68,3 @@ jobs:
       - name: Run tests
         run: |
           pipenv run pytest test --cov=. --cov-report=term-missing:skip-covered -vv
-
-      # - name: Check files using the black formatter
-      #   uses: rickstaa/action-black@v1
-      #   id: action_black
-      #   with:
-      #     black_args: "."