feat(设置): 新增墨迹纠正设置页面并重构设置界面

重构设置界面，将墨迹纠正相关功能从画板设置中分离出来，新增独立的墨迹纠正设置页面。主要变更包括：
- 新增 InkRecognitionPage 用于集中管理墨迹纠正功能
- 调整设置窗口导航结构，将墨迹纠正设为画板设置的子页面
- 优化设置项布局，使用折叠面板组织复杂选项
- 移除主窗口中冗余的崩溃处理和手势设置
- 修复多指手势时橡皮擦状态保存问题
- 新增笔尖模式相关字符串资源

Ink Canvas/Windows/SettingsViews/Pages/StartupPage.xaml.cs

@@ -3,6 +3,7 @@ using Ink_Canvas.Windows.SettingsViews.Helpers;
 using System;
 using System.Diagnostics;
 using System.Windows;
+using System.Windows.Controls;
 
 namespace Ink_Canvas.Windows.SettingsViews.Pages
 {
@@ -44,6 +45,20 @@ namespace Ink_Canvas.Windows.SettingsViews.Pages
                 }
 
                 CardExternalProtocol.IsOn = settings.Advanced.IsEnableUriScheme;
+
+                if (settings.Startup != null)
+                {
+                    CardEnableNibMode.IsOn = settings.Startup.IsEnableNibMode;
+
+                    if (settings.Startup.CrashAction == 0)
+                    {
+                        RadioCrashSilentRestart.IsChecked = true;
+                    }
+                    else
+                    {
+                        RadioCrashNoAction.IsChecked = true;
+                    }
+                }
             }
             catch (Exception ex)
             {
@@ -151,6 +166,70 @@ namespace Ink_Canvas.Windows.SettingsViews.Pages
 
         #endregion
 
+        #region 笔尖模式事件处理
+
+        private void ToggleSwitchEnableNibMode_Toggled(object sender, RoutedEventArgs e)
+        {
+            if (!_isLoaded) return;
+
+            try
+            {
+                bool newState = CardEnableNibMode.IsOn;
+                SettingsManager.Settings.Startup.IsEnableNibMode = newState;
+
+                var window = Application.Current.MainWindow;
+                if (window is MainWindow mw)
+                {
+                    if (mw.ToggleSwitchEnableNibMode != null)
+                        mw.ToggleSwitchEnableNibMode.IsOn = newState;
+                    if (mw.BoardToggleSwitchEnableNibMode != null)
+                        mw.BoardToggleSwitchEnableNibMode.IsOn = newState;
+
+                    if (newState)
+                        mw.BoundsWidth = SettingsManager.Settings.Advanced.NibModeBoundsWidth;
+                    else
+                        mw.BoundsWidth = SettingsManager.Settings.Advanced.FingerModeBoundsWidth;
+                }
+
+                SettingsManager.SaveSettingsToFile();
+            }
+            catch (Exception ex)
+            {
+                Debug.WriteLine($"设置笔尖模式时出错: {ex.Message}");
+            }
+        }
+
+        #endregion
+
+        #region 崩溃后操作事件处理
+
+        private void RadioCrashAction_Checked(object sender, RoutedEventArgs e)
+        {
+            if (!_isLoaded) return;
+
+            try
+            {
+                if (RadioCrashSilentRestart != null && RadioCrashSilentRestart.IsChecked == true)
+                {
+                    App.CrashAction = App.CrashActionType.SilentRestart;
+                    SettingsManager.Settings.Startup.CrashAction = 0;
+                }
+                else if (RadioCrashNoAction != null && RadioCrashNoAction.IsChecked == true)
+                {
+                    App.CrashAction = App.CrashActionType.NoAction;
+                    SettingsManager.Settings.Startup.CrashAction = 1;
+                }
+                SettingsManager.SaveSettingsToFile();
+                App.SyncCrashActionFromSettings();
+            }
+            catch (Exception ex)
+            {
+                Debug.WriteLine($"设置崩溃操作时出错: {ex.Message}");
+            }
+        }
+
+        #endregion
+
         #region 模式设置事件处理
 
         private void ToggleSwitchPPTOnlyMode_Toggled(object sender, RoutedEventArgs e)