wip: migrate frontend to new backend

packages/ui/src/layouts/app.tsx

@@ -1,20 +1,11 @@
-import { useStorage } from "@lume/storage";
-import { cn } from "@lume/utils";
 import { Outlet } from "react-router-dom";
 import { Editor } from "../editor/column";
 import { Navigation } from "../navigation";
 import { SearchDialog } from "../search/dialog";
 
 export function AppLayout() {
-	const storage = useStorage();
-
 	return (
-		<div
-			className={cn(
-				"flex h-screen w-screen flex-col",
-				storage.platform !== "macos" ? "bg-neutral-50 dark:bg-neutral-950" : "",
-			)}
-		>
+		<div className="flex h-screen w-screen flex-col bg-gradient-to-tl from-neutral-50 to-neutral-200 dark:from-neutral-950 dark:to-neutral-800">
 			<div data-tauri-drag-region className="h-9 shrink-0" />
 			<div className="flex w-full h-full min-h-0">
 				<Navigation />