A: 新增ExceptionExpand异常处理类及相关枚举 (Infrastructure/ExceptionExpand.cs)

A: 新增全局Process缓存类 (Infrastructure/GlobalCaches/ProcessCache.cs)
A: 新增WinDivert封装和PacketSniffer数据包捕获功能 (WinDivertNet/WinDivertWrapper)
A: 新增Todo文档 (ClientApp/doc/Todo.md)
U: 配置生成路由显示 (ClientApp/src/constants/app.ts)
U: WebPanel新增数据包捕获触发逻辑 (Shell/Views/WebPanel.xaml.cs)
U: 配置Shell项目加载WinDivert相关文件 (Shell/Shell.csproj)

Infrastructure/GlobalCaches/ProcessCache.cs

@@ -0,0 +1,58 @@
+using System.Diagnostics;
+using Infrastructure.Models;
+
+namespace Infrastructure.GlobalCaches;
+
+/// <summary>
+/// 进程信息缓存
+/// </summary>
+public sealed class ProcessCache
+{
+    private static readonly Lazy<ProcessCache> _instance = new Lazy<ProcessCache>(() => new ProcessCache());
+
+    public static ProcessCache Instance => _instance.Value;
+
+    public record ProcessCacheKey(int Pid, DateTime StartTime);
+    
+    public ProcessCacheKey GetProcessKey(int pid)
+    {
+        var process = Process.GetProcessById(pid);
+        return new ProcessCacheKey(pid, process.StartTime);
+    }
+    
+    // 私有构造函数，禁止外部创建实例
+    private ProcessCache()
+    {
+        // 初始化缓存等操作
+    }
+
+    // 示例缓存字段
+    private readonly Dictionary<ProcessCacheKey, ProgramInfo> _cache = new Dictionary<ProcessCacheKey, ProgramInfo>();
+
+    // 设置缓存
+    public void Set(ProcessCacheKey key, ProgramInfo value)
+    {
+        lock (_cache)
+        {
+            _cache[key] = value;
+        }
+    }
+
+    // 获取缓存
+    public ProgramInfo? Get(ProcessCacheKey key)
+    {
+        lock (_cache)
+        {
+            return _cache.GetValueOrDefault(key);
+        }
+    }
+
+    // 移除缓存
+    public void Remove(ProcessCacheKey key)
+    {
+        lock (_cache)
+        {
+            _cache.Remove(key);
+        }
+    }
+}