PATH="$coreutils/bin"
mkdir -p $out/bin
cat >> $out/bin/miguel-quick-install << EOL
#!$bash/bin/bash

set -e

echo
echo =========================================================================
echo -== Welcome to Miguel's Custom NixOS Quick Install ... Please Standby ==-
echo =========================================================================
echo

echo 1. Create Target Partitions
parted /dev/sda -- mklabel msdos
parted /dev/sda -- mkpart primary 1MiB -8GiB
mkfs.ext4 -L nixos /dev/sda1

echo 2. Mount Target Partitions
mkdir /mnt
mount /dev/sda1 /mnt

echo 3. Update Nix Channel
nix-channel --update

echo 4. Generate Configs
nixos-generate-config --root /mnt
cp $configextra /mnt/etc/nixos/configuration.nix
cp $configextra /mnt/etc/nixos/config-extra.nix
cp $configiso   /mnt/etc/nixos/config-iso.nix
cp $0           /mnt/etc/nixos/miguel-quick-install.sh

echo 5. Start NixOS Installer!
nixos-install --no-root-passwd

echo 6. Finished
echo Please remove the installation media and reboot into your fresh NixOS!

#reboot

EOL
chmod +x  $out/bin/miguel-quick-install