Add server error event handler in the identd server

src/identification.js

@@ -24,6 +24,9 @@ class Identification {
 			}
 
 			const server = net.createServer(this.serverConnection.bind(this));
+
+			server.on("error", (err) => log.error(`Identd server error: ${err}`));
+
 			server.listen({
 				port: Helper.config.identd.port || 113,
 				host: Helper.config.bind,