Show power menu on power button press

AGENTS.md

@@ -0,0 +1,4 @@
+# Repository working preference
+
+- After completing changes to this repository, commit and push them to `origin` before finishing. The user builds from the remote repository, not the local working tree.
+- If a push fails, report the failure and leave the commit in place for a retry.

settings/hyprland.nix

@@ -13,6 +13,11 @@ in
       xwayland.enable = true;
     };
 
+    # Let Hyprland show the session menu for a short power-key press instead
+    # of letting logind immediately shut the machine down. At the greeter or
+    # on a TTY, the key simply does nothing.
+    services.logind.settings.Login.HandlePowerKey = "ignore";
+
     xdg.portal = {
       enable = true;
       # xdg-desktop-portal-hyprland is registered automatically by
@@ -474,6 +479,7 @@ in
 
             -- Power menu (quickshell launcher in power mode)
             hl.bind(mod .. " + L", hl.dsp.exec_cmd("${pkgs.quickshell}/bin/qs ipc call launcher powermenu"))
+            hl.bind("XF86PowerOff", hl.dsp.exec_cmd("${pkgs.quickshell}/bin/qs ipc call launcher powermenu"))
 
             -- Move windows
             hl.bind(mod .. " + SHIFT + left",  hl.dsp.window.move({ direction = "left" }))