split codec and dynamic tcp sockers

server/src/main.rs

@@ -16,7 +16,7 @@ struct Args {
 
 fn main() {
     Logger::init("./logs".into());
-    Logger::global().set_level("error");
+    Logger::global().set_level("info");
     let args = Args::parse();
     let net = Network::new(args.host, args.port);