task | convert some files to modules

hosts/workstation/games/default.nix

@@ -1,14 +1,19 @@
-{ inputs, outputs, lib, config, pkgs, ... }: {
-  programs = {
-    # GAMES!
-    steam = {
-      enable = true;
-      gamescopeSession.enable = true;
-      # # Open ports in the firewall for Steam Remote Play
-      # remotePlay.openFirewall = true;
-      # # Open ports in the firewall for Source Dedicated Server
-      # dedicatedServer.openFirewall = true;
+{ inputs, outputs, lib, config, pkgs, ... }:
+with lib;
+let cfg = config.roles.games;
+in {
+  options.roles.games = { enable = mkEnableOption "roles games"; };
+  config = mkIf cfg.enable {
+    programs = {
+      steam = {
+        enable = true;
+        gamescopeSession = { enable = true; };
+        # Open ports in the firewall for Steam Remote Play
+        # remotePlay.openFirewall = true;
+        # Open ports in the firewall for Source Dedicated Server
+        # dedicatedServer.openFirewall = true;
+      };
+      gamemode = { enable = true; };
     };
-    gamemode = { enable = true; };
   };
 }

hosts/workstation/kvm.nix

@@ -1,4 +1,10 @@
-{ pkgs, inputs, ... }: {
-  virtualisation.libvirtd.enable = true;
-  environment.systemPackages = with pkgs; [ gnome-boxes ];
+{ pkgs, inputs, config, lib, ... }:
+with lib;
+let cfg = config.roles.kvm;
+in {
+  options.roles.kvm = { enable = mkEnableOption "roles kvm"; };
+  config = mkIf cfg.enable {
+    virtualisation.libvirtd.enable = true;
+    environment.systemPackages = with pkgs; [ gnome-boxes ];
+  };
 }