弹窗优化

UIShare/UIViewModel/DialogTabItemVM.cs

@@ -21,6 +21,14 @@ namespace DeviceEditModule.ViewModels
             set => SetProperty(ref _title, value);
         }
 
+        private string _fingerprint = string.Empty;
+        /// <summary>设备硬件指纹，用于去重字典的 Key。</summary>
+        public string Fingerprint
+        {
+            get => _fingerprint;
+            set => SetProperty(ref _fingerprint, value);
+        }
+
         private object? _content;
         /// <summary>Tab 内容区域（通常为 UserControl 实例）。</summary>
         public object? Content