Update app.py

app.py

@@ -1112,7 +1112,10 @@ def handle_calculation():
         return jsonify(result)
         
     except Exception as e:
-        return jsonify({"error": str(e)}), 500
+        return jsonify({
+            "error": str(e),
+            "message": "Ошибка расчета"
+        }), 500