too much to mention

config/nixos/packages/workstation/steam.nix

@@ -0,0 +1,13 @@
+# In your configuration.nix
+{ config, pkgs, ... }:
+{
+  programs.steam = {
+    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;
+    # Open ports in the firewall for Steam Local Network Game Transfers
+    localNetworkGameTransfers.openFirewall = true;
+  };
+}