Add format script, move into subdir

disko/disko-config.nix

@@ -30,6 +30,8 @@
             content = {
               type = "luks";
               name = "crypt-${name}";
+              # TODO: add password, otherwise prompt opens
+              # keyFile = "./keyFile";
               content = {
                 type = "lvm_pv";
                 vg = "lvm-${name}";

disko/format-disk.sh

@@ -0,0 +1,2 @@
+#!/usr/bin/env bash
+nix run github:nix-community/disko -- --mode zap_create_mount ./disko-config.nix --arg disk '"/dev/vda"' --debug