GrapheneOS[1] has that option in the security settings. I have mine set up so it automatically reboots the device if I haven't unlocked it in the last 8 hours.

GrapheneOS[1] has that option in the security settings. I have mine set up so it automatically reboots the device if I haven't unlocked it in the last 8 hours. [1]: https://grapheneos.org/ https://grapheneos.org/