feat: 新增隐私政策页面，Footer增加链接

app/privacy-policy/page.tsx

@@ -0,0 +1,27 @@
+import { notFound } from "next/navigation";
+import type { Metadata } from "next";
+import { getSimpleContentPageBySlug } from "@/services/legal.service";
+
+export async function generateMetadata(): Promise<Metadata> {
+  const page = await getSimpleContentPageBySlug("privacy-policy").catch(() => null);
+  return { title: page?.title ?? "隐私政策" };
+}
+
+export default async function PrivacyPolicyPage() {
+  const page = await getSimpleContentPageBySlug("privacy-policy").catch(() => null);
+
+  if (!page) {
+    notFound();
+  }
+
+  return (
+    <article className="mx-auto max-w-3xl px-6 py-24">
+      <h1 className="mb-8 text-4xl font-bold text-slate-900">{page.title}</h1>
+      {/* page.body 为 Wagtail RichTextField 渲染出的 HTML，内容仅由后台编辑人员维护，非用户输入，可信任直接渲染 */}
+      <div
+        className="space-y-4 text-slate-700 [&_h2]:mt-8 [&_h2]:text-2xl [&_h2]:font-semibold [&_h2]:text-slate-900 [&_ul]:list-disc [&_ul]:pl-6 [&_li]:mt-1"
+        dangerouslySetInnerHTML={{ __html: page.body }}
+      />
+    </article>
+  );
+}

components/layout/Footer.tsx

@@ -3,6 +3,11 @@ export default function Footer() {
     <footer className="mt-auto border-t border-slate-100 bg-slate-950 py-10 text-slate-400">
       <div className="mx-auto max-w-7xl px-6 text-center text-sm">
         <p>&copy; {new Date().getFullYear()} 企业官网. All rights reserved.</p>
+        <p className="mt-2">
+          <a href="/privacy-policy" className="hover:text-white">
+            隐私政策
+          </a>
+        </p>
         {/*
           合规要求：中国大陆网站需展示 ICP 备案号并链接至工信部备案查询。
           详见 documents/设计方案分析与完善版.md §2.15。

services/legal.service.ts

@@ -0,0 +1,16 @@
+import { fetchAPI } from "./api-client";
+import type { SimpleContentPageDetail, WagtailListResponse } from "@/types/wagtail";
+
+/**
+ * 根据 slug 获取通用富文本内容页（apps.core.SimpleContentPage），
+ * 用于隐私政策、服务条款等法务/说明类页面。
+ */
+export async function getSimpleContentPageBySlug(
+  slug: string,
+): Promise<SimpleContentPageDetail | null> {
+  const res = await fetchAPI<WagtailListResponse<SimpleContentPageDetail>>(
+    `/api/v2/pages/?type=core.SimpleContentPage&slug=${encodeURIComponent(slug)}&fields=body&limit=1`,
+    { tags: [`legal-page:${slug}`] },
+  );
+  return res.items[0] ?? null;
+}

types/wagtail.ts

@@ -156,3 +156,7 @@ export interface SolutionPageSummary extends WagtailPageSummary {
 export interface SolutionPageDetail extends SolutionPageSummary {
   body: StreamFieldBlock[];
 }
+
+export interface SimpleContentPageDetail extends WagtailPageSummary {
+  body: string; // richtext HTML
+}