fix withTimeout ptoblem

Author: pcmehrdad

main.go

@@ -471,7 +471,7 @@ func main() {
 	signal.Notify(stop, os.Interrupt, syscall.SIGTERM)
 	<-stop
 
-	ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
+	ctx, cancel := context.WithTimeout(context.Background(), 45*time.Second)
 	defer cancel()
 	if err := srv.Shutdown(ctx); err != nil {
 		log.Printf("Server shutdown error: %v", err)