added stuff

nyx/modules/options/usrEnv/programs/lockers.nix

@@ -0,0 +1,27 @@
+{
+  config,
+  pkgs,
+  lib,
+  ...
+}: let
+  inherit (lib.types) package;
+  inherit (lib.options) mkEnableOption mkOption;
+
+  cfg = config.modules.usrEnv.programs.screenlock;
+  pkg =
+    if cfg.gtklock.enable
+    then pkgs.gtklock
+    else pkgs.swaylock-effects;
+in {
+  options.modules.usrEnv.programs.screenlock = {
+    gtklock.enable = mkEnableOption "gtklock screenlocker";
+    swaylock.enable = mkEnableOption "swaylock screenlocker";
+
+    package = mkOption {
+      type = package;
+      default = pkg;
+      readOnly = true;
+      description = "The screenlocker package";
+    };
+  };
+}