feat(反馈): 添加反馈窗口替代直接打开链接

重构关于面板的反馈功能，将直接打开GitHub问题链接改为显示一个反馈窗口。用户可以在窗口中自定义包含哪些系统信息。

Ink Canvas/Windows/SettingsViews/SettingsViews/AboutPanel.xaml.cs

@@ -464,96 +464,12 @@ namespace Ink_Canvas.Windows.SettingsViews
         {
             try
             {
-                string version = "";
-                string updateChannel = "";
-                string osInfo = "";
-                string netVersion = "";
-                string touchSupport = "";
-
-                try
-                {
-                    var assemblyVersion = Assembly.GetExecutingAssembly().GetName().Version;
-                    version = $"v{assemblyVersion}";
-                }
-                catch (Exception ex)
-                {
-                    version = "未知";
-                    System.Diagnostics.Debug.WriteLine($"获取软件版本失败: {ex.Message}");
-                }
-
-                try
-                {
-                    if (MainWindow.Settings?.Startup != null)
-                    {
-                        updateChannel = MainWindow.Settings.Startup.UpdateChannel.ToString();
-                    }
-                }
-                catch (Exception ex)
-                {
-                    updateChannel = "未知";
-                    System.Diagnostics.Debug.WriteLine($"获取更新通道失败: {ex.Message}");
-                }
-
-                try
-                {
-                    osInfo = $"{OSVersion.GetOperatingSystem()} {OSVersion.GetOSVersion().Version}";
-                }
-                catch (Exception ex)
-                {
-                    osInfo = "未知";
-                    System.Diagnostics.Debug.WriteLine($"获取系统版本失败: {ex.Message}");
-                }
-
-                try
-                {
-                    netVersion = RuntimeInformation.FrameworkDescription;
-                }
-                catch (Exception ex)
-                {
-                    netVersion = "未知";
-                    System.Diagnostics.Debug.WriteLine($"获取.NET版本失败: {ex.Message}");
-                }
-
-                try
-                {
-                    var support = TouchTabletDetectHelper.IsTouchEnabled();
-                    var touchcount = TouchTabletDetectHelper.GetTouchTabletDevices().Count;
-                    if (support)
-                    {
-                        if (touchcount > 0)
-                        {
-                            touchSupport = $"支持({touchcount}个设备)";
-                        }
-                        else
-                        {
-                            touchSupport = "支持";
-                        }
-                    }
-                    else
-                    {
-                        touchSupport = "不支持";
-                    }
-                }
-                catch (Exception ex)
-                {
-                    touchSupport = "未知";
-                    System.Diagnostics.Debug.WriteLine($"获取触控支持失败: {ex.Message}");
-                }
-
-                string versionInfo = $"{version} ({updateChannel})";
-                string systemInfo = $"{osInfo} | {netVersion} | 触控:{touchSupport}";
-
-                string url = $"https://github.com/InkCanvasForClass/community/issues/new?template=01-bug_report.yml&version={Uri.EscapeDataString(versionInfo)}&os={Uri.EscapeDataString(systemInfo)}";
-
-                Process.Start(new ProcessStartInfo
-                {
-                    FileName = url,
-                    UseShellExecute = true
-                });
+                var feedbackWindow = new FeedbackWindow();
+                feedbackWindow.ShowDialog();
             }
             catch (Exception ex)
             {
-                System.Diagnostics.Debug.WriteLine($"打开反馈链接失败: {ex.Message}");
+                System.Diagnostics.Debug.WriteLine($"打开反馈窗口失败: {ex.Message}");
             }
         }