run an extended command script on boot if it exists
diff --git a/recovery.c b/recovery.c
index 1696448..62dd8e2 100644
--- a/recovery.c
+++ b/recovery.c
@@ -552,6 +552,9 @@
         script_assert_enabled = 0;
         is_user_initiated_recovery = 1;
         ui_set_show_text(1);
+        
+        if (extendedcommand_file_exists())
+            run_and_remove_extendedcommand();
     }
 
     if (status != INSTALL_SUCCESS && !is_user_initiated_recovery) ui_set_background(BACKGROUND_ICON_ERROR);