docs: replace README with Next.js boilerplate template

Updated README.md from a detailed OllaHub project description to the standard Next.js getting started template, likely to initialize or reset the project as a Next.js application.

components/ClientHome.tsx

@@ -0,0 +1,41 @@
+"use client";
+
+import { useState } from "react";
+import { ModeToggle } from "@/components/mode-toggle";
+import { ChatContainer } from "@/components/chat/ChatContainer";
+import {
+  SettingsButton,
+  SettingsModal,
+} from "@/components/settings/SettingsModal";
+
+interface ClientHomeProps {
+  offline: boolean;
+  models: any[];
+}
+
+export function ClientHome({ offline, models }: ClientHomeProps) {
+  const [open, setOpen] = useState(false);
+
+  return (
+    <div className="h-screen flex flex-col bg-[var(--background)]">
+      <header className="sticky top-0 z-20 border-b border-[var(--border)] bg-[color-mix(in_oklab,var(--background),black_3%)]/80 backdrop-blur supports-[backdrop-filter]:bg-[color-mix(in_oklab,var(--background),black_3%)]/60">
+        <div className="mx-auto flex max-w-full items-center justify-between px-4 py-3">
+          <h1 className="text-lg font-semibold tracking-tight">Ollahub</h1>
+          <div className="flex items-center gap-3">
+            {offline && (
+              <span className="rounded-md border border-[var(--border)] bg-[var(--surface)] px-2 py-1 text-xs">
+                Ollama offline
+              </span>
+            )}
+            <SettingsButton onOpen={() => setOpen(true)} />
+            <ModeToggle />
+          </div>
+        </div>
+      </header>
+      <main className="flex-1 overflow-hidden">
+        <ChatContainer models={models} offline={offline} />
+      </main>
+      <SettingsModal isOpen={open} onClose={() => setOpen(false)} />
+    </div>
+  );
+}