Update app/services/llm_engine.py

app/services/llm_engine.py

@@ -234,14 +234,16 @@ class LLMEngine:
 
         # 5. EXECUTE LLM
         try:
-            completion = await self.client.chat.completions.create(
+            # PENTING: Panggil _execute_with_retry, JANGAN self.client
+            response_content = await self._execute_with_retry(
                 messages=messages,
                 model="llama-3.1-8b-instant",
                 temperature=0.6 
             )
-            return completion.choices[0].message.content
+            return response_content
+            
         except Exception as e:
-            return f"Maaf, error sistem: {str(e)}"
+            return f"Maaf, error sistem: {str(e)}""
 
     async def analyze_psych_result(self, role: str, traits: list[str]):
         """