better logic

modules/hosts/computer-mo/hardware.nix

@@ -4,7 +4,6 @@
     boot.kernelParams = [ "quiet" "splash" "boot.shell_on_fail" "loglevel=3" "rd.systemd.show_status=false" "rd.udev.log_level=3" "udev.log_priority=3"  ];
     nixpkgs.hostPlatform = "x86_64-linux";
     hardware.cpu.amd.updateMicrocode = true;
-    networking.hostName = "computer-mo";
     boot.kernelModules = [ "kvm-amd" ];
   };
 }

modules/hosts/computer-mo/nixos-configurations.nix

@@ -1,12 +1,14 @@
 { inputs, ... }:
 let
+  system = "x86_64-linux";
+  user   = "mo";
+  host   = "computer-mo";
+
   mkHost = inputs.self.lib.mkHost;
 in
 {
-  flake.nixosConfigurations = {
-    computer-mo = mkHost {
-      user = "mo";
-      extraModules = [ inputs.self.nixosModules.computer-mo ];
-    };
+  flake.nixosConfigurations.${host} = mkHost {
+    inherit system user host;
+    extraModules = [ inputs.self.nixosModules.${host} ];
   };
 }