Update app.py

app.py

@@ -1044,7 +1044,7 @@ async def search_vector_db(
             chat_id=x_chat_id,
             filter_type=payload.target,
             top_k=50,
-            final_k=2
+            final_k=1
         )
         
         logger.info(f"✅ Search completed: {len(results)} results for user {x_user_id[:8]}")