Format code with alejandra

hosts/pingbox/configuration.nix

@@ -1,16 +1,17 @@
 # Edit this configuration file to define what should be installed on
 # your system.  Help is available in the configuration.nix(5) man page
 # and in the NixOS manual (accessible by running ‘nixos-help’).
-
-{ config, pkgs, ... }:
-
 {
-  imports =
-    [ # Include the results of the hardware scan.
-      ./hardware-configuration.nix
-      ../common
-      ../common/graphical
-    ];
+  config,
+  pkgs,
+  ...
+}: {
+  imports = [
+    # Include the results of the hardware scan.
+    ./hardware-configuration.nix
+    ../common
+    ../common/graphical
+  ];
 
   powerManagement = {
     enable = true;
@@ -55,6 +56,4 @@
   # Before changing this value read the documentation for this option
   # (e.g. man configuration.nix or on https://nixos.org/nixos/options.html).
   system.stateVersion = "21.05"; # Did you read the comment?
-
 }
-

hosts/pingbox/hardware-configuration.nix

@@ -1,29 +1,33 @@
 # Do not modify this file!  It was generated by ‘nixos-generate-config’
 # and may be overwritten by future invocations.  Please make changes
 # to /etc/nixos/configuration.nix instead.
-{ config, lib, pkgs, modulesPath, ... }:
-
 {
-  imports =
-    [ (modulesPath + "/installer/scan/not-detected.nix")
-    ];
+  config,
+  lib,
+  pkgs,
+  modulesPath,
+  ...
+}: {
+  imports = [
+    (modulesPath + "/installer/scan/not-detected.nix")
+  ];
 
-  boot.initrd.availableKernelModules = [ "xhci_pci" "thunderbolt" "nvme" "usb_storage" "sd_mod" ];
-  boot.initrd.kernelModules = [ ];
-  boot.kernelModules = [ "kvm-intel" ];
-  boot.extraModulePackages = [ ];
+  boot.initrd.availableKernelModules = ["xhci_pci" "thunderbolt" "nvme" "usb_storage" "sd_mod"];
+  boot.initrd.kernelModules = [];
+  boot.kernelModules = ["kvm-intel"];
+  boot.extraModulePackages = [];
 
-  fileSystems."/" =
-    { device = "/dev/disk/by-uuid/3d0e0831-a08a-4d97-ad5b-d07448346dee";
-      fsType = "ext4";
-    };
+  fileSystems."/" = {
+    device = "/dev/disk/by-uuid/3d0e0831-a08a-4d97-ad5b-d07448346dee";
+    fsType = "ext4";
+  };
 
-  fileSystems."/boot" =
-    { device = "/dev/disk/by-uuid/C4F1-BE4C";
-      fsType = "vfat";
-    };
+  fileSystems."/boot" = {
+    device = "/dev/disk/by-uuid/C4F1-BE4C";
+    fsType = "vfat";
+  };
 
-  swapDevices = [ ];
+  swapDevices = [];
 
   # The global useDHCP flag is deprecated, therefore explicitly set to false here.
   # Per-interface useDHCP will be mandatory in the future, so this generated config