Update services/graph_service.py

services/graph_service.py

@@ -167,13 +167,16 @@ class GraphInterviewProcessor:
         return graph.compile()
 '''
     def _build_graph(self) -> any:
-    """Construit et compile le graphe d'états."""
+        """Construit et compile le graphe d'états."""
         tool_node = ToolNode([trigger_interview_analysis])
+        
         graph = StateGraph(AgentState)
         graph.add_node("agent", self._agent_node)
         graph.add_node("tools", tool_node)
         graph.add_node("final_tool_node", self._final_analysis_node) 
+        
         graph.set_entry_point("agent")
+        
         graph.add_conditional_edges(
             "agent",
             self._router,
@@ -183,8 +186,10 @@ class GraphInterviewProcessor:
                 "end_turn": END
             }
         )
+        
         graph.add_edge("tools", "agent")
         graph.add_edge("final_tool_node", END)
+        
         return graph.compile()
 
     def invoke(self, messages: List[Dict[str, Any]]):