refactor(hyprland): inline keybind rendering

configs/nixos/modules/desktop/session/hyprland/default.nix

@@ -4,24 +4,6 @@
   ...
 }:
 # The Hyprland compositor.
-let
-  mkBind = keybind: {
-    _args = [
-      keybind.keys
-      (mkAction keybind.action)
-    ];
-  };
-
-  mkAction =
-    action:
-    lib.generators.mkLuaInline ({ exec = "hl.dsp.exec_cmd(${toLua action.command})"; }.${action.kind});
-
-  keybinds = lib.attrValues (
-    lib.attrByPath [ config.networking.hostName ] { } config.registry.keybind
-  );
-
-  toLua = lib.generators.toLua { };
-in
 {
   options.modules.desktop.session.hyprland.enable = lib.mkEnableOption "the Hyprland compositor";
 
@@ -53,7 +35,12 @@ in
       settings = {
         config.general.layout = "dwindle";
 
-        bind = map mkBind keybinds;
+        bind = lib.mapAttrsToList (_name: keybind: {
+          _args = [
+            keybind.keys
+            (lib.generators.mkLuaInline "hl.dsp.exec_cmd(${lib.generators.toLua { } keybind.action.command})")
+          ];
+        }) (lib.attrByPath [ config.networking.hostName ] { } config.registry.keybind);
       };
     };
   };