Install Arch - Basic commands adjusted for my need

arch_install_guide.sh

#!/bin/zsh

# Set Swedish keymap
loadkeys sv-latin1
# Verfiy that we are using UEFI
ls /sys/firmware/efi/efivars

# Check that internet works
ping archlinux.org

# Update system time

timedatectl set-ntp true

# Setup disks

fdisk -l

#### A LOT OF STUFF IS MISSING HERE


#### AFTER INSTALL
useradd -m -g wheel -G audio -s /bin/zsh anton

# list network interfaces
ip link
# start network interface
ip link set INTERFACE up
# get a dynamic IP
dhcpcd INTERFACE

systemctl enable dhcpcd.service

# upgrade packages with pacman
pacman -Syu

# install ssh
pacman -S openssh
systemctl enable sshd.service

# Find wireless device (if existing/needed)
lspci -v|grep -i net
# OR
lspci -vnn -d 14e4:
# For Broadcom: https://wiki.archlinux.org/index.php/Broadcom_wireless