feat: rename steam to gaming and add prismlauncher

features/gaming.nix

@@ -0,0 +1,12 @@
+{
+  nixos = {pkgs, ...} : {
+    programs.steam = {
+      enable = true;
+      remotePlay.openFirewall = true;
+      dedicatedServer.openFirewall = true;
+      localNetworkGameTransfers.openFirewall = true;
+    };
+
+    environment.systemPackages = [ pkgs.prismlauncher ];
+  };
+}