<?xml version="1.0" encoding="UTF-8"?>
<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9"
        xmlns:xhtml="http://www.w3.org/1999/xhtml">
  <!--
    Single canonical URL with hreflang alternates per Google's recommendations.
    Parameterised ?lang= URLs are not listed as separate <url> entries to avoid
    duplicate-content signals — hreflang annotations handle language discovery.
  -->
  <url>
    <loc>https://physolyze.app/</loc>
    <xhtml:link rel="alternate" hreflang="en"        href="https://physolyze.app/?lang=en" />
    <xhtml:link rel="alternate" hreflang="de"        href="https://physolyze.app/?lang=de" />
    <xhtml:link rel="alternate" hreflang="bg"        href="https://physolyze.app/?lang=bg" />
    <xhtml:link rel="alternate" hreflang="x-default" href="https://physolyze.app/" />
    <changefreq>weekly</changefreq>
    <priority>1.0</priority>
  </url>
</urlset>
