Rename prepare-nvme to prepare-ssd for postgresconfig

flake.nix

@@ -582,7 +582,7 @@
             ({ config, lib, pkgs, ... }:
               let
                 keyFilePath = config.sops.secrets.${keyFile}.path;
-                prepareNvme = ''
+                prepareSsd = ''
                   #!/usr/bin/env bash
 
                   set -e
@@ -599,7 +599,7 @@
 
                   mkfs.btrfs /dev/mapper/cryptdrive1
 
-                  mkdir -p /btrfs/nvme
+                  mkdir -p ${mountDir}
                   mount /dev/mapper/cryptdrive1 ${mountDir}
 
                   btrfs subvolume create ${mountDir}/@postgres
@@ -618,7 +618,7 @@
                 };
 
                 environment.systemPackages = with pkgs;
-                  [ (writeShellScriptBin "prepare-nvme" prepareNvme) ];
+                  [ (writeShellScriptBin "prepare-ssd" prepareSsd) ];
 
                 environment.etc.crypttab = {
                   enable = unlockMounts;