refactored

src/main.rs

@@ -1,10 +1,11 @@
 // https://tools.ietf.org/rfc/rfc5128.txt
 // https://blog.csdn.net/bytxl/article/details/44344855
 
+use hbb_common::{env_logger, log, tokio, ResultType};
 use hbbs::*;
 
 #[tokio::main]
-async fn main() -> Result<(), Box<dyn std::error::Error>> {
+async fn main() -> ResultType<()> {
     env_logger::init();
     let addr = "0.0.0.0:21116";
     log::info!("Start Server {}", addr);