fix(i18n): 解决绑定值类型检查问题

- 添加类型检查确保只有 BindingBase 类型被直接添加
- 对非 BindingBase 类型的值创建新的 Binding 对象
- 防止运行时类型转换异常
- 提高代码健壮性

JackCraft.I18N/I18NBinding.cs

@@ -20,6 +20,11 @@ internal class I18NBinding : MultiBinding
         Bindings.Add(new Binding { Source = I18NConfig.Manager, Path = nameof(I18NConfig.Manager.Culture) });
         Bindings.Add(new Binding { Source = key });
         foreach (var value in values)
-            Bindings.Add(value);
+        {
+            if (value is BindingBase binding)
+                Bindings.Add(binding);
+            else
+                Bindings.Add(new Binding { Source = value });
+        }
     }
 }