fix xwayland border

src/focus.c

@@ -39,7 +39,7 @@ focus_toplevel(struct absinthe_toplevel *toplevel)
 		struct wlr_xwayland_surface *prev_xwayland_surface =
 		    wlr_xwayland_surface_try_from_wlr_surface(prev_surface);
 		if (prev_xwayland_surface)
-			toplevel_set_border_color(prev_surface->data,
+			toplevel_set_border_color(prev_xwayland_surface->data,
 			    unfocused_bc);
 #endif
 	}

src/keyboard.c

@@ -31,7 +31,7 @@ handle_keybind(struct absinthe_server *server, xkb_keysym_t keysym)
 		break;
 	case XKB_KEY_Return:
 		if (fork() == 0)
-			execl("/bin/sh", "sh", "-c", "ghostty", NULL);
+			execl("/bin/sh", "sh", "-c", "alacritty", NULL);
 		break;
 	case XKB_KEY_r:
 		if (fork() == 0)

src/server.c

@@ -80,6 +80,8 @@ new_xdg_toplevel(struct wl_listener *listener, void *data)
 	toplevel->xdg = xdg_toplevel;
 	toplevel->xdg->base->data = toplevel;
 
+	wlr_surface_set_preferred_buffer_scale(toplevel->xdg->base->surface, 1);
+
 	toplevel->commit.notify = toplevel_commit;
 	wl_signal_add(&xdg_toplevel->base->surface->events.commit,
 	    &toplevel->commit);