Arch Linux autoinstall v2

#!/bin/bash

disk=mmcblk1
efi_size=500MiB
rootfs=btrfs
hostname=t100chi
username=pasha
userpass=1

# Formatting the partitions
wipefs -a /dev/$disk
#parted /dev/$disk mklabel msdos
parted /dev/$disk mklabel gpt
parted /dev/$disk mkpart primary fat32 0% $efi_size
parted /dev/$disk set 1 esp on
parted /dev/$disk mkpart primary $efi_size 100%
mkfs.fat -F32 /dev/${disk}p1
mkfs.$rootfs /dev/${disk}p2

# Mounting the file systems
mount /dev/${disk}p2 /mnt
mkdir /mnt/boot/efi -p
mount /dev/${disk}p1 /mnt/boot/efi

# Выполняем замену строк
sed -i 's/#Color/Color/' /etc/pacman.conf
sed -i 's/^#ParallelDownloads.*/ParallelDownloads = 10/' /etc/pacman.conf
echo 'Server = http://mirror.neolabs.kz/archlinux/$repo/os/$arch' > /etc/pacman.d/mirrorlist

# Installing minimal base system
pacstrap /mnt base linux terminus-font cpupower openssh cpio inetutils sudo netctl net-tools mc wget wpa_supplicant ntp bash-completion htop wireless_tools axel nano dhcpcd efibootmgr iwd zram-generator smartmontools fastfetch cronie fzf f2fs-tools

# Installing base system
#pacstrap /mnt base base-devel linux-headers linux cpupower openssh cpio inetutils sudo git go fakeroot make gcc netctl net-tools mc wget wpa_supplicant dialog ntp bash-completion htop iotop lsof wireless_tools screen lshw dmidecode axel nano dhcpcd linux-firmware ppp xl2tpd amd-ucode intel-ucode efibootmgr iwd zram-generator nfs-utils samba smartmontools fastfetch cronie chntpw audit lazydocker

# Generating fstab file
genfstab -U /mnt >> /mnt/etc/fstab

# Chrooting into the new system
arch-chroot /mnt /bin/bash <<EOF

# Setting the locale
echo "LANG=ru_RU.UTF-8" > /etc/locale.conf
echo 'en_US.UTF-8 UTF-8' > /etc/locale.gen && echo 'ru_RU.UTF-8 UTF-8' >> /etc/locale.gen && locale-gen

# Setting the timezone
ln -sf /usr/share/zoneinfo/Asia/Almaty /etc/localtime

# Setting the hostname
echo "$hostname" > /etc/hostname

echo 'KEYMAP=ruwin_alt_sh-UTF-8' > /etc/vconsole.conf
echo 'LOCALE=ru_RU.UTF-8' >> /etc/vconsole.conf
echo 'CONSOLEMAP=' >> /etc/vconsole.conf
echo 'FONT=cyr-sun16' >> /etc/vconsole.conf
echo 'USECOLOR=yes' >> /etc/vconsole.conf


# Installing bootloader
pacman -S grub --noconfirm
#grub-install /dev/sda

#BIOS
grub-install --recheck --target=i386-pc --boot-directory=/boot /dev/$disk

#UEFI
grub-install --target=x86_64-efi --efi-directory=/boot/efi --boot-directory=/boot --removable

mkdir -p /boot/grub
grub-mkconfig -o /boot/grub/grub.cfg

# Installing X-server and Xfce4
# pacman -S xorg xfce4 xfce4-goodies slim --noconfirm

# Creating new user
useradd -m -G wheel $username
echo "$username:$userpass" | chpasswd
echo "root:1" | chpasswd
echo "%wheel ALL=(ALL:ALL) NOPASSWD: ALL" >> /etc/sudoers

echo 'Server = http://mirror.neolabs.kz/archlinux/$repo/os/$arch' > /etc/pacman.d/mirrorlist
echo 'nameserver 8.8.8.8' > /etc/resolv.conf


wget http://159.69.152.50/ais/yay-install.sh -O /home/$username/yay-install.sh
chown $username:$username /home/$username/yay-install.sh
chmod +x /home/$username/yay-install.sh
echo 'exec startxfce4' > /home/$username/.xinitrc


#wget http://159.69.152.50/ais/vconsole.conf -O /etc/vconsole.conf
chown root:root /etc/vconsole.conf
chmod 644 /etc/vconsole.conf

systemctl enable dhcpcd sshd iwd

EOF

# Unmounting and rebooting
umount -R /mnt
reboot