ryza-dytalabs-io

#!/bin/bash
# Ubuntu Installation Script with LUKS-encrypted BTRFS, systemd-boot, and Secure Boot
# Author: Claude (modified and improved with apt speed enhancements)
# Usage: sudo bash script.sh [install_device] [username] [hostname] [locale] [language] [timezone]
# Passwords can be provided via environment or will be prompted securely.

set -euo pipefail

# Log file for the installation process
LOGFILE="/var/log/ubuntu_install_script.log"