flake: refactor for input bump

modules/global/nix.nix

@@ -2,14 +2,14 @@
 with lib;
 {
   nix = {
-    package = pkgs.nixVersions.unstable;
+    package = pkgs.nixVersions.latest;
 
     settings = {
       allowed-users = [ "*" ];
       trusted-users = [ "root" "@wheel" "remotebuild" ];
 
       system-features = [ "nixos-test" "benchmark" "big-parallel" "kvm" ];
-      experimental-features = [ "flakes" "nix-command" "impure-derivations" "no-url-literals" "repl-flake" ];
+      experimental-features = [ "flakes" "nix-command" "impure-derivations" "no-url-literals" ];
 
       auto-optimise-store = true;
       fallback = true;

modules/modules/hardware/form.nix

@@ -32,7 +32,7 @@ in
       };
 
       services = {
-        xserver.libinput.touchpad = {
+        libinput.touchpad = {
           clickMethod = "clickfinger";
           naturalScrolling = true;
         };

modules/modules/locale.nix

@@ -19,13 +19,11 @@ in
 
   config = {
     console.keyMap = mkDefault cfg.keymap;
-    services.xserver = {
-      xkb = {
+    services.xserver.xkb = {
       layout = mkDefault cfg.keymap;
       options = "compose:ralt";
     };
-      libinput.enable = true;
-    };
+    services.libinput.enable = true;
 
     i18n.defaultLocale = cfg.locale;