Use alejandra for formatting Nix files

system/nixos/home-manager/default.nix

@@ -1,33 +1,43 @@
-{ config, desktop, inputs, pkgs, self, username, ... }:
-
-let
-  desktop-config = import ./desktop.nix { inherit config inputs pkgs username; };
-  shared-config = import ../../shared/home-manager.nix { inherit inputs pkgs self username; };
-  shared-packages = import ../../shared/home-manager-packages.nix { inherit inputs pkgs; };
-in
 {
-  imports = if desktop then [ desktop-config shared-config ] else [ shared-config ];
+  config,
+  desktop,
+  inputs,
+  pkgs,
+  self,
+  username,
+  ...
+}: let
+  desktop-config = import ./desktop.nix {inherit config inputs pkgs username;};
+  shared-config = import ../../shared/home-manager.nix {inherit inputs pkgs self username;};
+  shared-packages = import ../../shared/home-manager-packages.nix {inherit inputs pkgs;};
+in {
+  imports =
+    if desktop
+    then [desktop-config shared-config]
+    else [shared-config];
 
-  home.packages = shared-packages ++ pkgs.lib.optionals desktop [
-    pkgs.discord
-    pkgs.gimp
-    pkgs.gscan2pdf
-    pkgs.i3-auto-layout
-    pkgs.kdenlive
-    pkgs.meslo-lg
-    pkgs.obs-studio
-    pkgs.okular
-    pkgs.pamixer
-    pkgs.pass
-    pkgs.pavucontrol
-    pkgs.pinentry
-    pkgs.slack
-    pkgs.via
-    pkgs.vlc
-    pkgs.xsel
-    pkgs.xcape
-    pkgs.zoom-us
-  ];
+  home.packages =
+    shared-packages
+    ++ pkgs.lib.optionals desktop [
+      pkgs.discord
+      pkgs.gimp
+      pkgs.gscan2pdf
+      pkgs.i3-auto-layout
+      pkgs.kdenlive
+      pkgs.meslo-lg
+      pkgs.obs-studio
+      pkgs.okular
+      pkgs.pamixer
+      pkgs.pass
+      pkgs.pavucontrol
+      pkgs.pinentry
+      pkgs.slack
+      pkgs.via
+      pkgs.vlc
+      pkgs.xsel
+      pkgs.xcape
+      pkgs.zoom-us
+    ];
 
   home.sessionVariables = {
     EDITOR = "nvim";