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  <!-- ============ HOME ============ -->
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    <loc>https://soifgo.github.io/</loc>
    <lastmod>2026-10-07</lastmod>
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  <!-- ============ AI DIRECT REFERENCE ============ -->
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    <loc>https://soifgo.github.io/ai.html</loc>
    <lastmod>2026-10-13</lastmod>
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  <!-- ============ CORE PAGES ============ -->
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    <lastmod>2026-09-27</lastmod>
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  <url>
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  <url>
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  <url>
    <loc>https://soifgo.github.io/rangmang/Rangmang.html</loc>
    <lastmod>2026-09-27</lastmod>
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  <url>
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    <lastmod>2026-09-27</lastmod>
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  <url>
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    <lastmod>2026-09-27</lastmod>
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  <url>
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    <lastmod>2026-09-27</lastmod>
    <changefreq>monthly</changefreq>
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  <!-- ============ WORKING EXAMPLES ============ -->
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    <loc>https://soifgo.github.io/send_bluetooth_html/01-led-blink/index.html</loc>
    <lastmod>2026-09-27</lastmod>
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  <url>
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  <url>
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    <lastmod>2026-09-27</lastmod>
    <changefreq>monthly</changefreq>
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  <!-- ============ INTRO / MULTI-LANGUAGE PAGES ============ -->
  <url>
    <loc>https://soifgo.github.io/intro/ar/</loc>
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    <changefreq>monthly</changefreq>
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  <url>
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  <url>
    <loc>https://soifgo.github.io/intro/ckb/</loc>
    <lastmod>2026-10-07</lastmod>
    <changefreq>monthly</changefreq>
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  <url>
    <loc>https://soifgo.github.io/intro/de/</loc>
    <lastmod>2026-10-07</lastmod>
    <changefreq>monthly</changefreq>
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    <lastmod>2026-10-07</lastmod>
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    <lastmod>2026-10-07</lastmod>
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  <url>
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    <lastmod>2026-10-07</lastmod>
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    <priority>0.8</priority>
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  <url>
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    <lastmod>2026-10-07</lastmod>
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  <url>
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    <lastmod>2026-10-07</lastmod>
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  <url>
    <loc>https://soifgo.github.io/intro/id/</loc>
    <lastmod>2026-10-07</lastmod>
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    <priority>0.8</priority>
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  <url>
    <loc>https://soifgo.github.io/intro/it/</loc>
    <lastmod>2026-10-07</lastmod>
    <changefreq>monthly</changefreq>
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  <url>
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    <lastmod>2026-10-07</lastmod>
    <changefreq>monthly</changefreq>
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  <url>
    <loc>https://soifgo.github.io/intro/ko/</loc>
    <lastmod>2026-10-07</lastmod>
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  <url>
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    <lastmod>2026-10-07</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
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  <!-- ============ PROJECTS & TOOLS ============ -->
  <url>
    <loc>https://soifgo.github.io/clamp_meter/</loc>
    <lastmod>2026-10-20</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.7</priority>
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  <url>
    <loc>https://soifgo.github.io/temp209/temp209_guide.html</loc>
    <lastmod>2026-10-20</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.7</priority>
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  <url>
    <loc>https://soifgo.github.io/prog209/prog209_gude.html</loc>
    <lastmod>2026-10-20</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.7</priority>
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  <!-- ============ LEGAL ============ -->
  <url>
    <loc>https://soifgo.github.io/policy_soifgo.html</loc>
    <lastmod>2026-09-27</lastmod>
    <changefreq>yearly</changefreq>
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