Function remote_reboot_with_sudo_password 

pub fn remote_reboot_with_sudo_password(
    runner: &dyn ProcessRunner,
    opts: &RemoteOptions,
    sudo_password: &str,
) -> Result<()>

Issue sudo reboot using a sudo password already collected by the UI.

Feeds sudo -S over captured SSH. Used by the TUI (no cooked TTY, no askpass).

Errors

Returns crate::HortoError when SSH fails before reboot starts.