add extraSettings to the hyprland wrapper module

modules/gui/hyprland.nix

@@ -29,6 +29,11 @@ in {
             description = "enable tearing";
             default = false;
         };
+        extraSettings = mkOption {
+            type = types.attrs;
+            description = "extra per host hyprland settings";
+            default = {};
+        };
     };
 
     disabledModules = [ "programs/hyprland.nix" ];
@@ -477,7 +482,7 @@ in {
                             keep_focused = true;
                         };
                     };
-                };
+                } // cfg.extraSettings;
             };
         };
     };