Renamed models to dto and create services folder

dto/responses.py

@@ -0,0 +1,23 @@
+from dataclasses import dataclass
+from typing import Dict, Optional, Any
+from uuid import UUID
+
+
+@dataclass
+class GameStartResponse:
+    """Response model for a new game started."""
+    message: str
+    session_id: UUID
+    player_id: str
+    client_id: UUID
+    client_data: Dict[str, Any]
+    score: int
+
+
+@dataclass
+class GameDecisionResponse:
+    """Response model for a game decision result."""
+    status: str
+    score: int
+    client_id: Optional[UUID] = None
+    client_data: Optional[Dict[str, Any]] = None