Simplify

src/app.py

@@ -285,7 +285,7 @@ if st.button("Генерация ответа"):
                     st.subheader("Использованы документы")
                     for idx, source in enumerate(result['formatted_sources'], 1):
                         relevance = source['relevance']
-                        relevance_bar = "\/" * int(relevance * 10) + "|" * (10 - int(relevance * 10))
+                        relevance_bar = "|" * int(relevance * 10) + "|" * (10 - int(relevance * 10))
                         
                         with st.expander(
                             f"Источник {idx} - {source['type'].upper()} "