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  <!-- 1. 首页 (Home) -->
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    <loc>https://www.alpha-stack.ai/</loc>
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  <!-- 2. 书籍中心 (/books) -->
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    <lastmod>2026-10-06</lastmod>
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  <!-- 重点书籍：《白话股票投资和期权》 -->
  <url>
    <loc>https://www.alpha-stack.ai/books/6a01319ff26e27db0325875c</loc>
    <lastmod>2026-10-06</lastmod>
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  <!-- 3. 产品矩阵 (/products) -->
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  <!-- 重点应用：洞察 (Insight AI 投研助手) -->
  <url>
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    <lastmod>2026-10-06</lastmod>
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  <!-- 4. 博客与知识库 (/blog) -->
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    <loc>https://www.alpha-stack.ai/blog</loc>
    <lastmod>2026-10-06</lastmod>
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    <priority>0.9</priority>
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  <!-- 5. 课程中心 (/courses) -->
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    <lastmod>2026-10-06</lastmod>
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  <!-- 6. 策略与能力市场 (/marketplace) -->
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    <lastmod>2026-10-06</lastmod>
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  <!-- 7. 公司最新动态 (/company-news) -->
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    <lastmod>2026-10-06</lastmod>
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  <!-- 8. 开发者中心 (/developer) -->
  <url>
    <loc>https://www.alpha-stack.ai/developer</loc>
    <lastmod>2026-10-06</lastmod>
    <changefreq>weekly</changefreq>
    <priority>0.7</priority>
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