chore(wm): Conditionally check for args

modules/programs/hypr/hyprland.nix

@@ -161,7 +161,7 @@ in {
             bind: "${mkMods bind},${bind.key},${mkCommand bind}"
           );
         mkCommand = bind: let
-          inherit (bind) args;
+          args = bind.args or [];
         in
           if bind.command == "quit"
           then "exit"

modules/programs/niri.nix

@@ -69,7 +69,7 @@ in {
           then "\"${(lib.strings.concatStringsSep " " args)}\""
           else "";
         mkNiriCommand = bind: let
-          inherit (bind) args;
+          args = bind.args or [];
         in
           if bind.command == "quit"
           then "quit;"

modules/programs/wm.nix

@@ -319,7 +319,7 @@ in {
     };
 
     windowRules = lib.mkOption {
-      default = [];
+      default = {};
       example = {
         niri = [
           ''