REFACTOR external service and improve websocket training

services/training/app/websocket/__init__.py

@@ -0,0 +1,11 @@
+"""WebSocket support for training service"""
+
+from app.websocket.manager import websocket_manager, WebSocketConnectionManager
+from app.websocket.events import setup_websocket_event_consumer, cleanup_websocket_consumers
+
+__all__ = [
+    'websocket_manager',
+    'WebSocketConnectionManager',
+    'setup_websocket_event_consumer',
+    'cleanup_websocket_consumers'
+]