connnection 初步封装， 未完成

includes/net/tcp/tcp_connection.hpp

@@ -0,0 +1,20 @@
+#pragma once
+
+
+
+#include "fd_event.hpp"
+namespace tinyrpc {
+
+    class TcpConnection {
+
+    public:
+        
+        TcpConnection(int fd) : m_fdEvent(fd){};
+
+        ~TcpConnection();
+    private:
+        FdEvent m_fdEvent;
+        // TODO .... 完善 TcpConnection 类
+    };
+
+}