Add power management submap

nixos-config/home-manager/config/hypr/hyprland.conf

@@ -119,12 +119,33 @@ bind = CTRL_ALT, RETURN, exec, kitty # terminal
 bind = CTRL_ALT, A, exec, wofi --show drun # app launcher
 bind = CTRL_ALT, f, exec, firefox # browser
 bind = CTRL_ALT, e, exec, emacs # editor
+bind = CTRL_ALT, t, exec, thunar # file manager
 
 bind = $mod, Q, killactive, # close window
 
 # logout
 bind = ALT_$mod, L, exit,
 
+
+# bind power management submap
+bind = $mod, x, submap, powermgmt
+# power management submap
+submap=powermgmt
+    # logout
+    bind = , x, exit,
+    # lock
+    # TODO
+    # poweroff
+    bind = , s, poweroff,
+    # reboot
+    bind = , r, reboot,
+
+    # use reset to go back to the global submap
+    bind=,escape,submap,reset
+
+# will reset the submap, meaning end the current one and return to the global one
+submap=reset
+
 #bind = $mod, Q, exec, kitty
 #bind = $mod, C, killactive,
 #bind = $mod, M, exit,