Upgraded snowfall lib

modules/nixos/apps/steam/default.nix

@@ -0,0 +1,36 @@
+{
+  options,
+  config,
+  lib,
+  pkgs,
+  ...
+}:
+with lib; let
+  cfg = config.aa.apps.steam;
+in {
+  options.aa.apps.steam = with types; {
+    enable = mkEnableOption "steam";
+  };
+
+  config = mkIf cfg.enable {
+    programs.steam = {
+      enable = true;
+      remotePlay.openFirewall = true;
+      dedicatedServer.openFirewall = true;
+    };
+
+    hardware.opengl = {
+      enable = true;
+      driSupport = true;
+      driSupport32Bit = true;
+    };
+
+    # TODO: This can be removed when/if PR 189398 is merged
+    # https://github.com/NixOS/nixpkgs/pull/189398
+    aa.home.extraOptions = {
+      home.sessionVariables = {
+        STEAM_EXTRA_COMPAT_TOOLS_PATHS = "${pkgs.aa.proton-ge-custom}";
+      };
+    };
+  };
+}