Update app.py

app.py

@@ -44,8 +44,8 @@ def ema_manual(prices, span):
         logging.error(f"Error dalam loop ema_manual (span={span}, index={i}): {e}", exc_info=True)
         raise
 
-    logging.debug(f"ema
-
+    logging.debug(f"ema_manual selesai untuk span={span}.")
+    return ema
 
 def get_dynamic_minmax():
     today = datetime.now().date()