feat: add travel album module

suixinkan/Features/TravelAlbum/ViewModels/WiredCameraTransferViewModel.swift

@@ -0,0 +1,36 @@
+//
+//  WiredCameraTransferViewModel.swift
+//  suixinkan
+//
+
+import Foundation
+
+/// 有线相机传输页 ViewModel，仅承载断开空态 UI 文案，不接入 OTG 或图片存储业务。
+final class WiredCameraTransferViewModel {
+    let albumId: Int
+    let albumTitle: String
+    let headerPhone: String
+    let scenicSpotLabel: String?
+    let cameraStatusText = "未连接 USB"
+    let actionButtonText = "等待连接"
+    let deviceModelName = "设备存储"
+    let availableStorageText = "-- GB 可用"
+    let retouchOption = "不修图"
+    let photoFormatOption = "JPG"
+    let transferModeOption = "边拍边传"
+    let tabCounts = [0, 0, 0]
+
+    var onShowMessage: ((String) -> Void)?
+
+    init(albumId: Int, albumTitle: String, headerPhone: String, scenicSpotLabel: String? = nil) {
+        self.albumId = albumId
+        self.albumTitle = albumTitle.isEmpty ? "有线传输" : albumTitle
+        self.headerPhone = headerPhone
+        self.scenicSpotLabel = scenicSpotLabel
+    }
+
+    /// 响应所有传输按钮点击，仅提示 UI 已同步。
+    func showUIOnlyMessage() {
+        onShowMessage?("仅同步 UI，暂未接入 OTG 传输")
+    }
+}