first steps

.env

@@ -2,3 +2,4 @@ _SYS_DEV=sda
 _HEADER_DEV=sdb
 _EFI_SIZE=1024M
 _SWAP_SIZE=2048M
+_LUKS_PASS=QWE123asd

0_.test.sh

@@ -3,3 +3,4 @@
 source .env
 
 echo ${_SYS_DEV}22
+echo "$_LUKS_PASS"

1.disks.sh

@@ -10,6 +10,6 @@ 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/${_SYS_DEV}3
+echo "$_LUKS_PASS" | cryptsetup luksFormat --type luks2 --batch-mode --key-file - --header /dev/$_HEADER_DEV /dev/${_SYS_DEV}3
 cryptsetup open /dev/${_SYS_DEV}3 --header /dev/$_HEADER_DEV cryptroot
 ls /dev/mapper/cryptroot