Make the NixOS hostname configurable

flake.nix

@@ -32,7 +32,15 @@
 
       flake = {
         nixosConfigurations = {
-          nixedo = nixos-system { desktop = true; };
+          apollo = nixos-system {
+            desktop = true;
+            hostname = "apollo";
+          };
+
+          nixedo = nixos-system {
+            desktop = true;
+            hostname = "nixedo";
+          };
         };
 
         homeConfigurations = {

system/nixos/configuration.nix

@@ -1,4 +1,4 @@
-{ inputs, desktop ? false, pkgs, system }:
+{ inputs, desktop ? false, hostname, pkgs, system }:
 
 let
   pkgsUnstable = inputs.nixpkgs-unstable.legacyPackages."${system}";
@@ -37,7 +37,7 @@ in
     DefaultTimeoutStopSec=10s
   '';
 
-  # networking.hostName = "nixedo"; # Define your hostname.
+  networking.hostName = hostname;
   # networking.wireless.enable = true;  # Enables wireless support via wpa_supplicant.
 
   # Configure network proxy if necessary

system/nixos/default.nix

@@ -1,9 +1,9 @@
 { inputs, pkgs, self, system, username }:
 
-{ desktop ? false }:
+{ desktop ? false, hostname }:
 
 let
-  configuration = import ./configuration.nix { inherit desktop inputs pkgs system; };
+  configuration = import ./configuration.nix { inherit desktop hostname inputs pkgs system; };
   hardware-configuration = import ./hardware-configuration.nix;
 in
 inputs.nixpkgs.lib.nixosSystem {