feat: scaffold headless frontend integration per design doc

app/page.tsx

@@ -1,69 +1,27 @@
-import Image from "next/image";
+import type { Metadata } from "next";
+import { getHomePage } from "@/services/page.service";
+import { BlockRenderer } from "@/blocks/BlockRenderer";
 
-export default function Home() {
-  return (
-    <div className="flex flex-col flex-1 items-center justify-center bg-zinc-50 font-sans dark:bg-black">
-      <main className="flex flex-1 w-full max-w-3xl flex-col items-center justify-between py-32 px-16 bg-white dark:bg-black sm:items-start">
-        <Image
-          className="dark:invert h-5 w-[100px]"
-          src="/next.svg"
-          alt="Next.js logo"
-          width={100}
-          height={20}
-          priority
-        />
-        <div className="flex flex-col items-center gap-6 text-center sm:items-start sm:text-left">
-          <h1 className="max-w-xs text-3xl font-semibold leading-10 tracking-tight text-black dark:text-zinc-50">
-            To get started, edit the{" "}
-            <code className="rounded bg-black/[.06] px-1.5 py-0.5 font-mono text-[0.9em] dark:bg-white/[.08]">
-              page.tsx
-            </code>{" "}
-            file.
-          </h1>
-          <p className="max-w-md text-lg leading-8 text-zinc-600 dark:text-zinc-400">
-            Looking for a starting point or more instructions? Head over to{" "}
-            <a
-              href="https://vercel.com/templates?framework=next.js&utm_source=create-next-app&utm_medium=appdir-template-tw&utm_campaign=create-next-app"
-              className="font-medium text-zinc-950 dark:text-zinc-50"
-            >
-              Templates
-            </a>{" "}
-            or the{" "}
-            <a
-              href="https://nextjs.org/learn?utm_source=create-next-app&utm_medium=appdir-template-tw&utm_campaign=create-next-app"
-              className="font-medium text-zinc-950 dark:text-zinc-50"
-            >
-              Learning
-            </a>{" "}
-            center.
-          </p>
-        </div>
-        <div className="flex flex-col gap-4 text-base font-medium sm:flex-row">
-          <a
-            className="flex h-12 w-full items-center justify-center gap-2 rounded-full bg-foreground px-5 text-background transition-colors hover:bg-[#383838] dark:hover:bg-[#ccc] md:w-[158px]"
-            href="https://vercel.com/new?utm_source=create-next-app&utm_medium=appdir-template-tw&utm_campaign=create-next-app"
-            target="_blank"
-            rel="noopener noreferrer"
-          >
-            <Image
-              className="dark:invert h-[14px] w-4"
-              src="/vercel.svg"
-              alt="Vercel logomark"
-              width={16}
-              height={14}
-            />
-            Deploy Now
-          </a>
-          <a
-            className="flex h-12 w-full items-center justify-center rounded-full border border-solid border-black/[.08] px-5 transition-colors hover:border-transparent hover:bg-black/[.04] dark:border-white/[.145] dark:hover:bg-[#1a1a1a] md:w-[158px]"
-            href="https://nextjs.org/docs?utm_source=create-next-app&utm_medium=appdir-template-tw&utm_campaign=create-next-app"
-            target="_blank"
-            rel="noopener noreferrer"
-          >
-            Documentation
-          </a>
-        </div>
-      </main>
-    </div>
-  );
+export const metadata: Metadata = {
+  title: "首页",
+};
+
+export default async function Home() {
+  const homePage = await getHomePage().catch(() => null);
+
+  if (!homePage) {
+    return (
+      <div className="mx-auto max-w-3xl px-6 py-32 text-center">
+        <h1 className="mb-4 text-3xl font-semibold text-slate-900">
+          尚未连接到 Wagtail CMS
+        </h1>
+        <p className="text-slate-600">
+          请确认后端服务已启动，并在 <code>.env.local</code> 中配置了{" "}
+          <code>NEXT_PUBLIC_API_URL</code>（默认 http://localhost:8000）。
+        </p>
+      </div>
+    );
+  }
+
+  return <BlockRenderer blocks={homePage.body} />;
 }