refactor: format config with nixpkgs-fmt

for consistency

home.nix

@@ -26,9 +26,11 @@
     terminal = "sakura";
   };
 
-  xsession.windowManager.i3 = let
+  xsession.windowManager.i3 =
+    let
       modifier = "Mod4";
-  in {
+    in
+    {
       enable = true;
       config = {
         assigns = {

nixos/configuration.nix

@@ -6,7 +6,8 @@
 
 {
   imports =
-    [ # Include the results of the hardware scan.
+    [
+      # Include the results of the hardware scan.
       ./hardware-configuration.nix
       ./framework.nix
       <home-manager/nixos>

nixos/hardware-configuration.nix

@@ -5,7 +5,8 @@
 
 {
   imports =
-    [ (modulesPath + "/installer/scan/not-detected.nix")
+    [
+      (modulesPath + "/installer/scan/not-detected.nix")
     ];
 
   boot.initrd.availableKernelModules = [ "xhci_pci" "thunderbolt" "nvme" "usb_storage" "sd_mod" ];
@@ -14,18 +15,19 @@
   boot.extraModulePackages = [ ];
 
   fileSystems."/" =
-    { device = "/dev/disk/by-uuid/db660732-f520-4e68-9141-b0899f221e82";
+    {
+      device = "/dev/disk/by-uuid/db660732-f520-4e68-9141-b0899f221e82";
       fsType = "ext4";
     };
 
   fileSystems."/boot/efi" =
-    { device = "/dev/disk/by-uuid/D7D6-B4C6";
+    {
+      device = "/dev/disk/by-uuid/D7D6-B4C6";
       fsType = "vfat";
     };
 
   swapDevices =
-    [ { device = "/dev/disk/by-uuid/da431bdf-cec4-4928-b44b-e6d2c3419063"; }
-    ];
+    [{ device = "/dev/disk/by-uuid/da431bdf-cec4-4928-b44b-e6d2c3419063"; }];
 
   # Enables DHCP on each ethernet and wireless interface. In case of scripted networking
   # (the default) this is the recommended approach. When using systemd-networkd it's

packages.nix

@@ -109,6 +109,7 @@
     playerctl
     numlockx
 
+    nixpkgs-fmt
     nodejs-16_x
     cypress
     docker