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    <changefreq>monthly</changefreq>
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  <!-- 2. Core Service Practice Pages (14 Domains) -->
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    <loc>https://harbourstonecyber.com.au/services/software-development</loc>
    <lastmod>2026-09-17</lastmod>
    <changefreq>monthly</changefreq>
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    <changefreq>monthly</changefreq>
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    <lastmod>2026-09-17</lastmod>
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  <!-- 3. Engineering & Architectural Articles -->
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    <loc>https://harbourstonecyber.com.au/blog/accelerating-enterprise-cloud-migration</loc>
    <lastmod>2026-09-17</lastmod>
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    <changefreq>monthly</changefreq>
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    <loc>https://harbourstonecyber.com.au/blog/event-driven-data-pipelines-apache-kafka</loc>
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