change ip address maybe this works.

src/main.rs

@@ -12,7 +12,7 @@ struct IncomingRequest {
 
 // Listen on port and return response.
 fn main() {
-    let listener = TcpListener::bind("127.0.0.1:7878").unwrap();
+    let listener = TcpListener::bind("164.92.85.112:7878").unwrap();
 
     for stream in listener.incoming() {
         let stream = stream.unwrap();