新增资产模块，包含云存储与媒体库流程

为云端与素材管理页面接入首页路由，将共享云存储模型迁入 Assets 模块，并补充 API/ViewModel 测试。

Co-authored-by: Cursor <cursoragent@cursor.com>

suixinkan/Features/Home/Models/HomeMenuItem.swift

@@ -32,6 +32,10 @@ enum HomeRoute: Hashable {
     case taskManagement
     case taskCreate
     case taskDetail(id: Int, summary: PhotographerTaskItem?)
+    case cloudStorage
+    case cloudStorageTransit
+    case materialLibrary
+    case materialUpload
     case modulePlaceholder(uri: String, title: String)
 }