I've updated the previous post a few times as I've made advances on the utility.
If you do downloading of updates yourself, it's probably good if you note down the download URL. You might want to rollback to an earlier version sometime. Also, some things like abl are being clamped down with removing fastboot flash from the bootloader. Note that there are anti-rollback provisions in these updates. There may be issues getting them to work.
Code:
Anti-rollback 2024-07-01 15:50:32