Made the configuration more modular

machines/katana.nix

@@ -1,9 +0,0 @@
-{ ... }:
-{
-	imports = [
-		./hardware/katana.nix
-		../modules
-	];
-
-	system.stateVersion = "24.05"; # Did you read the comment?
-}

machines/katana/default.nix

@@ -5,5 +5,11 @@
 		./boot.nix
 		./nvidia.nix
 		./services.nix
+		./virtualisation.nix
+		./networking.nix
 	];
+
+	networking.hostName = "katana"; # Define your hostname.
+
+	system.stateVersion = "24.05"; # Did you read the comment?
 }

machines/katana/networking.nix

@@ -0,0 +1,8 @@
+{ ... }: 
+{
+	networking.networkmanager.enable = true;
+	networking.firewall.allowedUDPPorts = [ 25565 ];
+	networking.firewall.allowedTCPPorts = [ 25565 ];
+	hardware.bluetooth.enable = true;
+	hardware.bluetooth.powerOnBoot = true;
+}

machines/katana/services.nix

@@ -8,26 +8,9 @@
 	services.desktopManager.plasma6.enable = true;
 	services.displayManager.sddm.wayland.enable = true; 
 
-	# services.xserver.displayManager.gdm.enable = true;
-	# services.xserver.desktopManager.gnome.enable = true;
-	# environment.gnome.excludePackages = (with pkgs; [
-	# 	atomix # puzzle game
-	# 	cheese # webcam tool
-	# 	epiphany # web browser
-	# 	evince # document viewer
-	# 	geary # email reader
-	# 	gedit # text editor
-	# 	gnome-characters
-	# 	gnome-music
-	# 	gnome-photos
-	# 	gnome-terminal
-	# 	gnome-tour
-	# 	hitori # sudoku game
-	# 	iagno # go game
-	# 	tali # poker game
-	# 	totem # video player
-	# ]);
-
+	# Enable sound with pipewire.
+	services.pulseaudio.enable = false;
+	security.rtkit.enable = true;
 
 	# Configure keymap in X11
 	services.xserver.xkb = {

machines/katana/virtualisation.nix

@@ -0,0 +1,10 @@
+{ ... }:
+{
+	virtualisation.podman.enable = true;
+	virtualisation.podman.dockerCompat = true;
+
+	programs.virt-manager.enable = true;
+	users.groups.libvirtd.members = ["r3ddy"];
+	virtualisation.libvirtd.enable = true;
+	virtualisation.spiceUSBRedirection.enable = true;
+}