modules: programs: add steam

modules/programs/default.nix

@@ -3,6 +3,6 @@
 
 {
   imports = [
-    # FIXME
+    ./steam.nix
   ];
 }

modules/programs/steam.nix

@@ -0,0 +1,15 @@
+{ config, lib, ... }:
+let
+  cfg = config.my.programs.steam;
+in
+{
+  options.my.programs.steam = with lib; {
+    enable = mkEnableOption "steam configuration";
+  };
+
+  config = lib.mkIf cfg.enable {
+    programs.steam = {
+      enable = true;
+    };
+  };
+}