主要合入内容：

- 文件管理器分页加载、排序偏好、桌面表头排序、移动端排序菜单、Ctrl/Cmd+F搜索、Esc 关闭搜索、鼠标右滑返回上级。
- 移动端同步状态页、同步统计卡片、同步任务/累计统计事件、同步页布局更新。
- Android 相册同步默认路径改为 DCIM/Camera，下载路径改用 external_path。
- Rust sync-core 更新：Android 日志依赖、AlbumUpload/AlbumDownload、MirrorWcf 统计修复、Linux FUSE镜像挂载与读写同步支持。

- 依赖更新：external_path、fl_chart、pdfrx 升级，并修了 pdfrx 新版本的deprecated API。
- 新增文件包括：sort_options.dart、sync_page_android.dart、sync_stats_card.dart、platform/fuse.rs、sync_engine/fuse.rs。

pubspec.lock

@@ -289,6 +289,22 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "0.0.2"
+  equatable:
+    dependency: transitive
+    description:
+      name: equatable
+      sha256: "3e0141505477fd8ad55d6eb4e7776d3fe8430be8e497ccb1521370c3f21a3e2b"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.0.8"
+  external_path:
+    dependency: "direct main"
+    description:
+      name: external_path
+      sha256: "68a18a2aa51ec012d7013ea2a80305dc5372f3577a2bbcc7dcc5550b25a5a73b"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.2.0"
   fake_async:
     dependency: transitive
     description:
@@ -361,6 +377,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.1.1"
+  fl_chart:
+    dependency: "direct main"
+    description:
+      name: fl_chart
+      sha256: b938f77d042cbcd822936a7a359a7235bad8bd72070de1f827efc2cc297ac888
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.2.0"
   flutter:
     dependency: "direct main"
     description: flutter
@@ -1177,10 +1201,10 @@ packages:
     dependency: "direct main"
     description:
       name: pdfrx
-      sha256: "0caa00aca2032cee5755873e88af849448534b95680895bfc57746dc3b4aea0d"
+      sha256: "6b3571565fb412fb7d0a325a76154d0685bd0a0659c3f41ee007f408d48cfd46"
       url: "https://pub.dev"
     source: hosted
-    version: "2.3.3"
+    version: "2.4.3"
   pdfrx_engine:
     dependency: transitive
     description: