added info on partitions for efi

README.md

@@ -35,4 +35,7 @@ Set `disk=/dev/nbd0` as installation target
 
 #### 2. EFI installion with encrypted data partition
 - Adapt and run [uefi-parted.sh](uefi-parted.sh) prior `bootstrap-bookworm.sh install`
-- Set `partition=efi` in config.sh
+- Settings for config.sh
+    - `partition=efi`
+    - `disk1=$disk"p2"`
+    - `disk0=$disk"p1"`