london: Add Steam

configurations/london/default.nix

@@ -93,6 +93,7 @@
           my.development.tools.embedded.enable = true;
           my.development.tools.networking.enable = true;
           my.games.wine.enable = true;
+          my.games.steam.enable = true;
         };
     };
   };

modules/workstation/desktop.nix

@@ -14,6 +14,13 @@ let
       )
     else
       false;
+  anySteamUser =
+    if machineProps.enableHomeManager then
+      builtins.any (user: config.home-manager.users.${user}.my.games.steam.enable) (
+        builtins.attrNames config.my.users
+      )
+    else
+      false;
 in
 {
   programs.sway = mkIf anySwayUser {
@@ -21,6 +28,8 @@ in
     wrapperFeatures.gtk = true;
   };
 
+  programs.steam.enable = anySteamUser;
+
   xdg.portal = mkIf anySwayUser {
     enable = true;
     xdgOpenUsePortal = true;

modules/workstation/home-manager/games.nix

@@ -6,9 +6,16 @@
 }:
 with lib;
 {
-  options.my.games.wine.enable = mkOption {
-    type = types.bool;
-    default = false;
+  options.my.games = {
+    wine.enable = mkOption {
+      type = types.bool;
+      default = false;
+    };
+
+    steam.enable = mkOption {
+      type = types.bool;
+      default = false;
+    };
   };
 
   config = mkIf config.my.games.wine.enable { home.packages = with pkgs; [ wine ]; };