#!/bin/bash
contextRoot="$(mktemp -d)";
rootHome="$contextRoot/airootfs/root";
nixDir="$contextRoot/nix/var/nix/profiles/per-user/root/channels/nixpkgs";
profileDir="/mnt/archiso-valhalla";
mkdir -p "$rootHome";
git clone .. "$rootHome/PortValhalla";
git clone https://github.com/NixOS/nixpkgs.git --depth=1 -b nixos-24.05 "$nixDir";
rm -rf "$nixDir/.git";
sudo mount --mkdir -t overlay overlay -o lowerdir=.:"$contextRoot" "$profileDir";
sudo mkarchiso "$@" "$profileDir";
sudo umount "$profileDir";