fix: use pkgs.system

configs/admin-essentials.nix

@@ -2,12 +2,12 @@
   pkgs,
   niveumPackages,
   lib,
-  system ? null,
   ...
 }: let
-  darwin = lib.strings.hasSuffix "-darwin" system;
+  darwin = lib.strings.hasSuffix "-darwin" pkgs.system;
 in {
-  environment.systemPackages = [
+  environment.systemPackages =
+    [
       pkgs.htop
       pkgs.w3m
       pkgs.wget
@@ -44,7 +44,8 @@ in {
       niveumPackages.kpaste
       # HARDWARE
       pkgs.pciutils # for lspci
-  ] ++ lib.optionals (!darwin) [
+    ]
+    ++ lib.optionals (!darwin) [
       pkgs.usbutils # for lsusb
       pkgs.lshw # for lshw
       pkgs.iotop # I/O load monitor
@@ -65,7 +66,8 @@ in {
     where = pkgs.writers.writeDash "where" ''
       readlink "$(${pkgs.which}/bin/which --skip-alias "$1")" | xargs dirname
     '';
-  in {
+  in
+    {
       nixi = "nix repl '<nixpkgs>'";
       take = "source ${take}";
       wcd = "source ${wcd}";
@@ -83,7 +85,11 @@ in {
       ls = "${pkgs.coreutils}/bin/ls --color=auto --time-style=long-iso";
       ll = "${pkgs.coreutils}/bin/ls --color=auto --time-style=long-iso -l";
       la = "${pkgs.coreutils}/bin/ls --color=auto --time-style=long-iso --almost-all -l";
-  } // (if darwin then {} else {
+    }
+    // (
+      if darwin
+      then {}
+      else {
         "ß" = "${pkgs.util-linux}/bin/setsid";
         ip = "${pkgs.iproute2}/bin/ip -c";
         # systemd
@@ -91,5 +97,6 @@ in {
         us = "${pkgs.systemd}/bin/systemctl --user";
         j = "${pkgs.systemd}/bin/journalctl";
         uj = "${pkgs.systemd}/bin/journalctl --user";
-  });
+      }
+    );
 }

configs/git.nix

@@ -1,8 +1,6 @@
 {
   pkgs,
-  lib,
   inputs,
-  system ? "x86_64-linux",
   ...
 }: let
   inherit (import ../lib) kieran ignorePaths;
@@ -19,7 +17,7 @@ in {
     pkgs.gitstats
     pkgs.patch
     pkgs.patchutils
-    inputs.self.packages.${system}.git-preview
+    inputs.self.packages.${pkgs.system}.git-preview
   ];
 
   environment.shellAliases = {