mkcpio and bootloader install

#!/bin/bash
#This script run in a chrooted shell

ln -sf /usr/share/zoneinfo/<redacted> /etc/localtime
hwclock --systohc
sed -i 's/#en_US.UTF-8 UTF-8/en_US.UTF-8 UTF-8/' /etc/locale.gen
locale-gen
echo "LANG=en_US.UTF-8" > /etc/locale.conf
read -p "what would ye hostname be? " hstname
echo $hstname > /etc/hostname

# create/modify users
echo "create root passwd"
passwd root


# initramfs
sed -i 's/^HOOKS.*$/HOOKS=(base systemd autodetect microcode modconf kms keyboard block sd-encrypt lvm2 filesystems fsck btrfs)/' /etc/mkinitcpio.conf
mkinitcpio -p linux

# boot loader (systemd)
bootctl --path=/boot install

echo -e "default arch\ntimeout 3\nconsole-mode max\neditor no" > /boot/loader/loader.conf
echo -e "title\tArch Linux\nlinux\t/vmlinuz-linux\ninitrd\t/initramfs-linux.img" > /boot/loader/entries/arch.conf
diskid=$(blkid | grep crypto_LUKS | awk '{print $4}' |sed 's/PARTUUID=//')
echo "options rd.luks.name=$diskid=cryptlvm root=/dev/arch/root rw rootflags=subvol=@" >> /boot/loader/entries/arch.conf

bootctl --path=/boot update