chore: remove seed data

frontend/web/src/App.tsx

@@ -1,7 +1,6 @@
 import { useColorScheme } from "@mui/joy";
 import { useEffect } from "react";
 import { Outlet } from "react-router-dom";
-import DemoBanner from "@/components/DemoBanner";
 import { useWorkspaceStore } from "@/stores";
 import useNavigateTo from "./hooks/useNavigateTo";
 import { FeatureType } from "./stores/workspace";
@@ -72,7 +71,6 @@ function App() {
 
   return (
     <>
-      <DemoBanner />
       <Outlet />
     </>
   );

frontend/web/src/components/DemoBanner.tsx

@@ -1,27 +0,0 @@
-import { useWorkspaceStore } from "@/stores";
-import Icon from "./Icon";
-
-const DemoBanner: React.FC = () => {
-  const workspaceStore = useWorkspaceStore();
-  const shouldShow = workspaceStore.profile.mode === "demo";
-
-  if (!shouldShow) return null;
-
-  return (
-    <div className="z-10 relative flex flex-row items-center justify-center w-full py-2 text-sm sm:text-lg font-medium dark:text-gray-300 bg-white dark:bg-zinc-700 shadow">
-      <div className="w-full max-w-8xl px-4 md:px-12 flex flex-row justify-between items-center gap-x-3">
-        <span>✨🔗 Slash - An open source, self-hosted platform for sharing and managing your most frequently used links.</span>
-        <a
-          className="shadow flex flex-row justify-center items-center px-2 py-1 rounded-md text-sm sm:text-base text-white bg-blue-600 hover:bg-blue-700"
-          href="https://github.com/yourselfhosted/slash#deploy-with-docker-in-seconds"
-          target="_blank"
-        >
-          Install
-          <Icon.ExternalLink className="w-4 h-auto ml-1" />
-        </a>
-      </div>
-    </div>
-  );
-};
-
-export default DemoBanner;