simplify some things and remove some unused code

nix/systemProfiles/core/compat.nix

@@ -1,8 +1,4 @@
-{
-  self,
-  super,
-  root,
-}: {pkgs, ...}: let
+{pkgs, ...}: let
   list-of-libraries = with pkgs; [
     alsa-lib
     at-spi2-atk

nix/systemProfiles/core/deploy.nix

@@ -1,8 +1,4 @@
-{
-  self,
-  super,
-  root,
-}: {lib, ...}: {
+{lib, ...}: {
   nix.settings.trusted-users = ["deploy"]; # trust closures created by our user
 
   users.groups.deploy = {};
@@ -18,8 +14,8 @@
     password = lib.mkForce null;
     passwordFile = lib.mkForce null;
 
-    openssh.authorizedKeys.keys = with root.sshKeys; [
-      xun_nixdesk
+    openssh.authorizedKeys.keyFiles = [
+      ../../../sshKeys/xun_nixdesk
     ];
   };
 }

nix/systemProfiles/core/docs.nix

@@ -1,8 +1,4 @@
-{
-  self,
-  super,
-  root,
-}: {pkgs, ...}: {
+{pkgs, ...}: {
   documentation = {
     dev.enable = true;
     # man.generateCaches = true; # this does slow down builds by quite a lot

nix/systemProfiles/core/locale.nix

@@ -1,4 +1,4 @@
-_: {lib, ...}: {
+{lib, ...}: {
   i18n = {
     defaultLocale = "en_US.UTF-8";
     supportedLocales = [

nix/systemProfiles/core/tools.nix

@@ -1,4 +1,4 @@
-{...}: {pkgs, ...}: {
+{pkgs, ...}: {
   environment.systemPackages = with pkgs; [
     htop
     btop

nix/systemProfiles/core/users.nix

@@ -1,4 +1,4 @@
-_: {pkgs, ...}: {
+{pkgs, ...}: {
   users.users.xun = {
     isNormalUser = true;
     initialPassword = "nixos";