Bring up an Arch system from live disk.

init.sh

#!/bin/bash

set -e

sfdisk /dev/sda <<EOF
/dev/sda1 : start=2048, size=2048, type= 4, bootable
/dev/sda2 : start=4096,            type=20
EOF

mkfs.ext4 /dev/sda2

mount /dev/sda2 /mnt

pacman -Sy --noconfirm archlinux-keyring
pacstrap /mnt base
genfstab -U /mnt >> /mnt/etc/fstab
arch-chroot /mnt <<EOF

# this line should be customized for the locale
rm /etc/localtime
ln -s /usr/share/zoneinfo/America/Chicago /etc/localtime
hwclock --systohc

sed -i "s/^#\(en_US.UTF-8 UTF-8\)/\1/" /etc/locale.gen
locale-gen
echo "LANG=en_US.UTF-8" > /etc/locale.conf

echo "arch-box" > /etc/hostname
useradd -m -G wheel -s /bin/bash pockets

passwd pockets
hunter123
hunter123

pacman -Sy --noconfirm grub sudo

grub-install --target=i386-pc /dev/sda
grub-mkconfig -o /boot/grub/grub.cfg

sudo sed -i "s/^# \(%wheel ALL=(ALL) ALL\)/\1/" /etc/sudoers

exit 0

EOF