Merge remote-tracking branch 'upstream/main'

lib/pages/about/index.dart

@@ -156,11 +156,11 @@ class _AboutPageState extends State<AboutPage> {
               var cleanStatus = await CacheManage().clearCacheAll();
               if (cleanStatus) {
                 getCacheSize();
+                  SmartDialog.showToast('清除成功');
               }
             },
             title: const Text('清除缓存'),
             subtitle: Text('图片及网络缓存 $cacheSize', style: subTitleStyle),
-            trailing: Icon(Icons.arrow_forward_ios, size: 16, color: outline),
           ),
         ],
       ),