set up swaylock and swayidle

home/desktop/hyprland/swayidle.nix

@@ -0,0 +1,20 @@
+{ config, ... }: let
+  swaylock = "${config.programs.swaylock.package}/bin/swaylock";
+in {
+  services.swayidle = {
+    enable = true;
+    systemdTarget = "graphical-session.target";
+    events = [
+      {
+        event = "before-sleep";
+        command = "${swaylock} --daemonize";
+      }
+    ];
+    timeouts = [
+      {
+        timeout = 4 * 60;
+        command = "${swaylock} --daemonize --grace 15";
+      }
+    ];
+  };
+}