内容输出，一站抵主站。

// axionserve-site Worker：原样代理门户 sitemap（同域生效）
const PORTAL = "https://axionserve-portal.aeronest-global.workers.dev";
const SEO_PATHS = ["/sitemap.xml", "/sitemap-pages.xml",
                   "/sitemap-articles.xml", "/sitemap-courses.xml"];

if (SEO_PATHS.includes(url.pathname)) {
  const r = await fetch(PORTAL + url.pathname);
  return new Response(await r.text(), {
    headers: { "content-type": "application/xml; charset=utf-8",
               "cache-control": "public, max-age=3600" }
  });
}

// 服务端取内容（BFF）；浏览器直连同样可用（CORS 白名单）
const PORTAL = "https://axionserve-portal.aeronest-global.workers.dev";

// 列表页 /articles（或按分类 /security、/products …）
const list = await (await fetch(
  PORTAL + "/api/articles?category=articles&page=1&limit=12"
)).json();
// → { items:[{slug,title,summary,cover_image,tags,author,
//     view_count,featured,published_at,category_slug,…}],
//     total, page, limit, total_pages }

// 详情页 /{category}/{slug} —— 渲染 article.content（发布后自动进 sitemap）
const article = await (await fetch(PORTAL + "/api/articles/" + slug)).json();

// 学院：课程列表 / 详情(含 lessons 摘要) / 章节全文
const courses = await (await fetch(PORTAL + "/api/courses")).json();
const course  = await (await fetch(PORTAL + "/api/courses/" + slug)).json();
const lesson  = await (await fetch(PORTAL + "/api/courses/" + slug + "/lessons/" + id)).json();

curl "https://AXION_HOST/api/articles?page=1&limit=12"
# → {"items":[…],"total":42,"page":1,"limit":12,"total_pages":4}

# 管理写入
curl -X POST "https://AXION_HOST/api/admin/articles" \
  -H "Authorization: Bearer $ADMIN_TOKEN" \
  -H "Content-Type: application/json" \
  -d '{"title":"Hello Edge","content":"...","category":"articles"}'

{
  "error":     "文章不存在",        // 人类可读（zh-CN）
  "code":      40401,               // 机器可读：HTTP状态×100+序号
  "requestId": "6f9d0…"             // 报障时提供此 ID 可精确定位日志
}