My NixOS setup

nixos-setup.sh

sudo -i

loadkeys br-abnt2
setfont ter-v18n

ifconfig
wpa_supplicant -B -i INTERFACE -c <(wpa_passphrase 'SSID' 'PASS')

curl google.com

parted /dev/nvme0n1 -- mklabel gpt

parted /dev/nvme0n1 -- mkpart ESP fat32 1MiB 1GiB

parted /dev/nvme0n1 -- mkpart primary 1GiB 100%
parted /dev/nvme0n1 -- set 1 esp on

mkfs.fat -F32 -n boot /dev/nvme0n1p1

cryptsetup luksFormat /dev/nvme0n1p2
cryptsetup open /dev/nvme0n1p2 lvm

pvcreate /dev/mapper/lvm
vgcreate vg /dev/mapper/lvm
lvcreate -l 100%FREE -n root vg

mkfs.btrfs -L root /dev/vg/root

mount /dev/vg/root /mnt
btrfs subvolume create /mnt/root
btrfs subvolume create /mnt/home
btrfs subvolume snapshot -r /mnt/root /mnt/root-blank
umount /mnt

mount -o subvol=root /dev/disk/by-label/root /mnt
mkdir /mnt/{boot,home}
mount /dev/disk/by-label/boot /mnt/boot
mount -o subvol=home /dev/disk/by-label/root /mnt/home

truncate -s 0 /mnt/swapfile
chattr +C /mnt/swapfile
btrfs property set /mnt/swapfile compression none

fallocate -l 18G /mnt/swapfile
chmod 600 /mnt/swapfile

mkswap /mnt/swapfile
swapon /mnt/swapfile

nix-shell -p nixUnstable

sudo nixos-install --root /mnt --flake github:fersilva16/nix-config#g3 --no-write-lock-file

nixos-enter

nix-shell -p nixUnstable git

nixos-install --root /