diff --git a/.env b/.env
new file mode 100644
index 0000000..547f6ba
--- /dev/null
+++ b/.env
@@ -0,0 +1,4 @@
+_SYS_DEV=sda
+_HEADER_DEV=sdb
+_EFI_SIZE=1024M
+_SWAP_SIZE=2048M
diff --git a/0.info.sh b/0.info.sh
old mode 100644
new mode 100755
index e69de29..8296052
--- a/0.info.sh
+++ b/0.info.sh
@@ -0,0 +1,3 @@
+#!/bin/bash
+
+lsblk -o NAME,SIZE,TYPE,MODEL,TRAN
diff --git a/0_.test.sh b/0_.test.sh
new file mode 100755
index 0000000..3cb755e
--- /dev/null
+++ b/0_.test.sh
@@ -0,0 +1,5 @@
+#!/bin/bash
+
+source .env
+
+echo ${_SYS_DEV}22
diff --git a/1.disks.sh b/1.disks.sh
new file mode 100755
index 0000000..ab2be76
--- /dev/null
+++ b/1.disks.sh
@@ -0,0 +1,15 @@
+#!/bin/bash
+
+source .env
+
+echo $_EFI_SIZE
+sgdisk --zap-all /dev/$_SYS_DEV
+sgdisk -n 1:0:+$_EFI_SIZE -t 1:ef00 -c 1:"EFI" /dev/$_SYS_DEV
+sgdisk -n 2:0:+$_SWAP_SIZE -t 2:8200 -c 2:"SWAP" /dev/$_SYS_DEV
+sgdisk -n 3:0:0 -t 3:8309 -c 3:"LUKS-Data" /dev/$_SYS_DEV
+sgdisk -p /dev/$_SYS_DEV
+
+dd if=/dev/zero of=/dev/$_HEADER_DEV bs=512 count=32768 status=progress
+cryptsetup luksFormat --type luks2 --header /dev/$_HEADER_DEV /dev/${_SYS_DEV}3
+cryptsetup open /dev/${_SYS_DEV}3 --header /dev/$_HEADER_DEV cryptroot
+ls /dev/mapper/cryptroot
diff --git a/2.0.fs-init.sh b/2.0.fs-init.sh
new file mode 100644
index 0000000..28b87e3
--- /dev/null
+++ b/2.0.fs-init.sh
@@ -0,0 +1,30 @@
+#!/bin/bash
+
+source .env
+
+mkfs.btrfs -L arch /dev/mapper/cryptroot
+mkfs.fat -F 32 /dev/${_SYS_DEV}1
+
+mount /dev/mapper/cryptroot /mnt
+cd /mnt
+btrfs subvolume create @
+btrfs subvolume create @home
+btrfs subvolume create @snapshots
+btrfs subvolume create @var
+btrfs subvolume create @var_log
+btrfs subvolume create @var_cache
+cd /
+umount /mnt
+
+mount -o defaults,noatime,compress=zstd,ssd,space_cache=v2,autodefrag,subvol=@ /dev/mapper/cryptroot /mnt
+mkdir -p /mnt/{home,var,tmp,boot,snapshots}
+mount -o defaults,noatime,compress=zstd,ssd,space_cache=v2,autodefrag,subvol=@home /dev/mapper/cryptroot /mnt/home
+mount -o defaults,noatime,compress=zstd,space_cache=v2,subvol=@snapshots /dev/mapper/cryptroot /mnt/snapshots
+mount -o defaults,noatime,space_cache=v2,subvol=@var /dev/mapper/cryptroot /mnt/var
+mkdir -p /mnt/var/{log,cache}
+mount -o defaults,noatime,space_cache=v2,nodatacow,subvol=@var_log /dev/mapper/cryptroot /mnt/var/log
+mount -o defaults,noatime,space_cache=v2,nodatacow,subvol=@var_cache /dev/mapper/cryptroot /mnt/var/cache
+mount -o fmask=0077,dmask=0077 /dev/${_SYS_DEV}1 /mnt/boot
+
+mkswap /dev/${_SYS_DEV}2
+swapon /dev/${_SYS_DEV}2
diff --git a/2.1.fs-mount.sh b/2.1.fs-mount.sh
new file mode 100644
index 0000000..ed7f858
--- /dev/null
+++ b/2.1.fs-mount.sh
@@ -0,0 +1,15 @@
+#!/bin/bash
+
+source .env
+
+cd /
+mount -o defaults,noatime,compress=zstd,ssd,space_cache=v2,autodefrag,subvol=@ /dev/mapper/cryptroot /mnt
+mount -o defaults,noatime,compress=zstd,ssd,space_cache=v2,autodefrag,subvol=@home /dev/mapper/cryptroot /mnt/home
+mount -o defaults,noatime,compress=zstd,space_cache=v2,subvol=@snapshots /dev/mapper/cryptroot /mnt/snapshots
+mount -o defaults,noatime,space_cache=v2,subvol=@var /dev/mapper/cryptroot /mnt/var
+mount -o defaults,noatime,space_cache=v2,nodatacow,subvol=@var_log /dev/mapper/cryptroot /mnt/var/log
+mount -o defaults,noatime,space_cache=v2,nodatacow,subvol=@var_cache /dev/mapper/cryptroot /mnt/var/cache
+mount -o fmask=0077,dmask=0077 /dev/${_SYS_DEV}1 /mnt/boot
+
+mkswap /dev/${_SYS_DEV}2
+swapon /dev/${_SYS_DEV}2