make method to get data out of a module

internal/module/tcp-server.go

@@ -228,3 +228,14 @@ func (ts *TCPServer) Stop() {
 	ts.cancel()
 	ts.wg.Wait()
 }
+
+func (ts *TCPServer) Get(key string) (any, error) {
+	switch key {
+	case "ip":
+		return ts.Addr.IP.String(), nil
+	case "port":
+		return ts.Addr.Port, nil
+	default:
+		return nil, errors.New("net.tcp.server key not found")
+	}
+}