v8

lib/v8/app/navigation/views/app_top_bar/app_top_bar.dart

@@ -1,6 +1,7 @@
 import 'package:flutter/material.dart';
 import 'package:iroute/components/components.dart';
 import '../../router/app_router_delegate.dart';
+import '../../router/views/route_back_indicator.dart';
 import 'app_router_editor.dart';
 import 'history_view_icon.dart';
 import 'route_history_button.dart';
@@ -17,6 +18,7 @@ class AppTopBar extends StatelessWidget {
         child: Row(
           children: [
             const SizedBox(width: 16),
+            const RouteBackIndicator(),
             const RouterIndicator(),
             Expanded(
                 child: Row(children: [
@@ -58,6 +60,7 @@ Map<String, String> kRouteLabelMap = {
   '/color/detail': '颜色详情',
   '/counter': '计数器',
   '/sort': '可视化排序算法',
+  '/sort/settings': '排序配置',
   '/user': '我的',
   '/settings': '系统设置',
 };