Resolve "Complete Cooperative Cousine Terminal Command"

Closes #113 (closed)

cooperative_cuisine/study_server.py

@@ -654,7 +654,7 @@ async def get_game_connection(
 
     """
     player_info, level_info = study_manager.get_participant_game_connection(
-        participant_id, request.client.host
+        participant_id, request.client.host if request.client is not None else "Test"
     )
     return {"player_info": player_info, "level_info": level_info}