Your Pi4 is not bricked, you just have a faulty installation most likely due to a breaking change in your configuration that you need to update.
Hass.io was renamed some time ago, please see HERE for correct naming.
Yes - Install the most current version of HA, upload and restore a previous snapshot. I would recommend you start basic and make sure that the items under Home Assistant (in green) are checked, and that any add-ons (in red) are unchecked, then restore.
