refactor(routes): extract route utilities into services

pytest.ini

@@ -4,5 +4,8 @@ testpaths = tests
 python_files = test_*.py
 python_classes = Test*
 python_functions = test_*
+# Register async marker for coroutine-style tests
+markers =
+    asyncio: execute test within asyncio event loop
 # Skip problematic directories to avoid import conflicts
 norecursedirs = .git .tox dist build *.egg __pycache__ py