chore: init with draft script

install.sh

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+# prepare ssd
+sgdisk -Z /dev/nvme0n1         # zap all on disk
+sgdisk -a 2048 -o /dev/nvme0n1 # new gpt disk 2048 alignment
+
+sgdisk -n 1::+1G --typecode=1:ef00 --change-name=1:'BOOT' /dev/nvme0n1  # UEFI Boot Partition
+sgdisk -n 2::+32G --typecode=2:8200 --change-name=2:'SWAP' /dev/nvme0n1 # SWAP
+sgdisk -n 3::-0 --typecode=3:8300 --change-name=3:'ROOT' /dev/nvme0n1   # partition 3 (Root), default start, remaining
+
+mkfs.vfat -F32 -n "BOOT" /dev/nvme0n1p1
+swapon /dev/nvme0n1p2
+mkfs.btrfs -L ROOT /dev/nvme0n1p3 -f
+
+mount -t btrfs /dev/nvme0n1p3 /mnt
+
+btrfs subvolume create /mnt/@
+btrfs subvolume create /mnt/@home
+btrfs subvolume create /mnt/@var
+btrfs subvolume create /mnt/@tmp
+btrfs subvolume create /mnt/@.snapshots
+
+# unmount root to remount with subvolume
+umount /mnt
+
+mount -o subvol=@ /dev/nvme0n1p3 /mnt
+mkdir -p /mnt/{home,var,tmp,.snapshots}
+
+mount -o subvol=@home /dev/nvme0n1p3 /mnt/home
+mount -o subvol=@tmp /dev/nvme0n1p3 /mnt/tmp
+mount -o subvol=@var /dev/nvme0n1p3 /mnt/var
+mount -o subvol=@.snapshots /dev/nvme0n1p3 /mnt/.snapshots
+
+# mount boot
+mkdir -p /mnt/boot/efi
+mount -t vfat -L BOOT /mnt/boot/
+
+# timedatectl set-ntp true
+# pacman -Sy --noconfirm archlinux-keyring # update keyrings to latest to prevent packages failing to install
+
+iso=$(curl -4 ifconfig.co/country-iso) # grab country code
+reflector -a 48 -c $iso -f 5 -l 20 --sort rate --save /etc/pacman.d/mirrorlist
+cp /etc/pacman.d/mirrorlist /mnt/etc/pacman.d/mirrorlist
+
+sed -i 's/^#ParallelDownloads/ParallelDownloads/' /etc/pacman.conf
+pacstrap --noconfirm --needed /mnt \
+  base base-devel linux linux-firmware git \
+  dhcpcd btrfs-progs amd-ucode nvidia nvidia-utils nvidia-xconfig \
+  neovim sudo archlinux-keyring wget pipewire pavucontrol
+
+genfstab -L /mnt >>/mnt/etc/fstab
+cat /mnt/etc/fstab
+
+bootctl --esp-path=/mnt/boot install
+
+root_uuid=$(blkid /dev/nvme0n1p3 -s UUID -o value)
+cat >/mnt/boot/loader/entries/arch.conf <<EOL
+title   arch
+linux   vmlinuz-linux
+initrd  initramfs-linux.img
+initrd  amd-ucode.img
+options root=UUID=${root_uuid} rw nomodeset rootflags=subvol=@ loglevel=3
+EOL
+
+sed -i 's/^#en_US.UTF-8 UTF-8/en_US.UTF-8 UTF-8/' /mnt/etc/locale.gen
+ln -s /mnt/usr/share/zoneinfo/Europe/Kyiv /mnt/etc/localtime
+
+sed -i 's/^# %wheel ALL=(ALL) NOPASSWD: ALL/%wheel ALL=(ALL) NOPASSWD: ALL/' /mnt/etc/sudoers
+sed -i 's/^# %wheel ALL=(ALL:ALL) NOPASSWD: ALL/%wheel ALL=(ALL:ALL) NOPASSWD: ALL/' /mnt/etc/sudoers
+sed -i 's/^#ParallelDownloads/ParallelDownloads/' /mnt/etc/pacman.conf
+sed -i "/\[multilib\]/,/Include/"'s/^#//' /mnt/etc/pacman.conf
+
+#chroot
+arch-chroot /mnt bash -c "
+usermod -p 'changeme' root
+
+useradd -m -G wheel -s /bin/bash madundead
+echo 'madundead:changeme' | chpasswd
+
+locale-gen
+timedatectl --no-ask-password set-timezone Europe/Kyiv
+timedatectl --no-ask-password set-ntp 1
+localectl --no-ask-password set-locale LANG='en_US.UTF-8' LC_TIME='en_US.UTF-8'
+
+systemctl enable dhcpcd
+"
+
+# sudo pacman -S --needed git base-devel && git clone https://aur.archlinux.org/yay-bin.git && cd yay-bin && makepkg -si
+# TODO: enable multilib in pacman first, then
+# pacman -Syu
+# yay -S arch-gaming-meta
+
+# usermod -p 'changeme' root
+# echo 'password is changeme'
+
+# systemd-sysvcompat !!!
+
+# hwclock --systohc
+#
+# sed -i 's/^#en_US.UTF-8 UTF-8/en_US.UTF-8 UTF-8/' /etc/locale.gen
+# locale-gen
+#
+# ln -sf /usr/share/zoneinfo/Europe/Kyiv /etc/localtime
+# timedatectl --no-ask-password set-timezone Europe/Kyiv
+# timedatectl --no-ask-password set-ntp 1
+#
+# # Add sudo no password rights
+# sed -i 's/^# %wheel ALL=(ALL) NOPASSWD: ALL/%wheel ALL=(ALL) NOPASSWD: ALL/' /etc/sudoers
+# sed -i 's/^# %wheel ALL=(ALL:ALL) NOPASSWD: ALL/%wheel ALL=(ALL:ALL) NOPASSWD: ALL/' /etc/sudoers
+#
+# #Add parallel downloading
+# sed -i 's/^#ParallelDownloads/ParallelDownloads/' /etc/pacman.conf
+#
+# #Enable multilib
+# sed -i "/\[multilib\]/,/Include/"'s/^#//' /etc/pacman.conf
+# pacman -Sy --noconfirm --needed
+# # pacman -S --noconfirm --needed amd-ucode nvidia
+#
+# passwd # set root passwd