Update README.md

Author: ddeka0

README.md

@@ -33,7 +33,7 @@ After cloning this repository, please create a dummy file to run the sample test
 
     4. g++-10 -std=c++20 udp_client.cpp && ./a.out
     5. g++-10 -std=c++20 tcp_client.cpp && ./a.out
-
+![TCP_UDP_server_running](https://github.com/ddeka0/io_uring_cpp/blob/master/demo-x.gif)
 
 #### TODO for socket server features:
     Currently Socket server only supports UDP socket server