Make a beep once goggles are up and running.

Author: qvasic

src/core/main.c

@@ -193,6 +193,7 @@ int main(int argc, char *argv[]) {
 
     // 10. Execute main loop
     g_init_done = 1;
+    beep_dur(BEEP_SHORT);
     for (;;) {
         pthread_mutex_lock(&lvgl_mutex);
         main_menu_update();