{% extends "!layout.html" %}
{% block extrahead %}
{{ super() }}
<!-- Additional SEO and social meta tags -->
<meta name="application-name" content="tzst" />
<meta name="generator" content="Sphinx {{ sphinx_version }}" />
<meta name="rating" content="General" />
<meta name="revisit-after" content="7 days" />

<!-- Schema.org markup for search engines -->
<script type="application/ld+json">
  {
    "@context": "https://schema.org",
    "@type": "SoftwareApplication",
    "name": "tzst",
    "description": "A Python library for creating and extracting tar.zst archives with high performance and comprehensive features",
    "applicationCategory": "DeveloperApplication",
    "operatingSystem": "Cross-platform",
    "programmingLanguage": "Python",
    "license": "https://opensource.org/licenses/BSD-3-Clause",
    "url": "https://tzst.xi-xu.me/",
    "downloadUrl": "https://pypi.org/project/tzst/",
    "codeRepository": "https://github.com/xixu-me/tzst",
    "softwareVersion": "{{ version }}",
    "author": {
      "@type": "Person",
      "name": "Xi Xu",
      "url": "https://xi-xu.me"
    },
    "offers": {
      "@type": "Offer",
      "price": "0",
      "priceCurrency": "USD"
    },
    "aggregateRating": {
      "@type": "AggregateRating",
      "ratingValue": "5",
      "reviewCount": "1"
    },
    "keywords": "tzst, tar, zstandard, compression, archive, python, extraction, backup"
  }
</script>

<!-- Breadcrumb Schema -->
{% if pagename != 'index' %}
<script type="application/ld+json">
  {
    "@context": "https://schema.org",
    "@type": "BreadcrumbList",
    "itemListElement": [
      {
        "@type": "ListItem",
        "position": 1,
        "name": "Home",
        "item": "https://tzst.xi-xu.me/"
      },
      {
        "@type": "ListItem",
        "position": 2,
        "name": "{{ title|striptags }}",
        "item": "https://tzst.xi-xu.me/{{ pagename }}.html"
      }
    ]
  }
</script>
{% endif %}

<!-- Article/TechArticle Schema for documentation pages -->
{% if pagename in ['quickstart', 'examples', 'performance', 'development'] %}
<script type="application/ld+json">
  {
    "@context": "https://schema.org",
    "@type": "TechArticle",
    "headline": "{{ title|striptags }}",
    "description": "{{ metatags|striptags }}",
    "author": {
      "@type": "Person",
      "name": "Xi Xu",
      "url": "https://xi-xu.me"
    },
    "publisher": {
      "@type": "Person",
      "name": "Xi Xu"
    },
    "datePublished": "2025-01-01",
    "dateModified": "2025-01-12",
    "url": "https://tzst.xi-xu.me/{{ pagename }}.html",
    "inLanguage": "en-US",
    "about": {
      "@type": "SoftwareApplication",
      "name": "tzst"
    }
  }
</script>
{% endif %}

<!-- FAQ Schema for pages with common questions -->
{% if pagename == 'quickstart' %}
<script type="application/ld+json">
  {
    "@context": "https://schema.org",
    "@type": "FAQPage",
    "mainEntity": [
      {
        "@type": "Question",
        "name": "How do I install tzst?",
        "acceptedAnswer": {
          "@type": "Answer",
          "text": "You can install tzst using pip (pip install tzst), download standalone binaries from GitHub Releases, use uvx for no-installation usage (uvx tzst), or install from source."
        }
      },
      {
        "@type": "Question",
        "name": "What compression levels does tzst support?",
        "acceptedAnswer": {
          "@type": "Answer",
          "text": "tzst supports compression levels from 1 to 22. Level 1 is fastest with lower compression, level 3 is the default balance, and level 22 provides maximum compression but is slower."
        }
      },
      {
        "@type": "Question",
        "name": "Is tzst secure for extracting untrusted archives?",
        "acceptedAnswer": {
          "@type": "Answer",
          "text": "Yes, tzst uses the 'data' security filter by default, which protects against path traversal attacks and blocks dangerous files. This makes it safe for extracting untrusted archives."
        }
      },
      {
        "@type": "Question",
        "name": "When should I use streaming mode?",
        "acceptedAnswer": {
          "@type": "Answer",
          "text": "Use streaming mode for archives larger than 100MB to reduce memory usage. Streaming mode is memory-efficient but has limitations such as no random access or specific file extraction."
        }
      },
      {
        "@type": "Question",
        "name": "What file extensions does tzst support?",
        "acceptedAnswer": {
          "@type": "Answer",
          "text": "tzst supports both .tzst and .tar.zst file extensions. The library automatically handles extension detection and normalization when creating or opening archives."
        }
      }
    ]
  }
</script>
{% endif %}

<!-- HowTo Schema for examples page -->
{% if pagename == 'examples' %}
<script type="application/ld+json">
  {
    "@context": "https://schema.org",
    "@type": "HowTo",
    "name": "How to use tzst for archive management",
    "description": "Comprehensive examples of using tzst for creating, extracting, and managing tar.zst archives",
    "image": "https://tzst.xi-xu.me/_static/tzst-logo.png",
    "step": [
      {
        "@type": "HowToStep",
        "name": "Create an archive",
        "text": "Use create_archive() to create a new tzst archive with your files and directories",
        "url": "https://tzst.xi-xu.me/examples.html#basic-operations"
      },
      {
        "@type": "HowToStep",
        "name": "Extract an archive",
        "text": "Use extract_archive() to safely extract files from a tzst archive with security filters",
        "url": "https://tzst.xi-xu.me/examples.html#flexible-extraction"
      },
      {
        "@type": "HowToStep",
        "name": "List archive contents",
        "text": "Use list_archive() to view the contents of an archive without extracting",
        "url": "https://tzst.xi-xu.me/examples.html#basic-operations"
      },
      {
        "@type": "HowToStep",
        "name": "Test archive integrity",
        "text": "Use test_archive() to verify the integrity of your archive files",
        "url": "https://tzst.xi-xu.me/examples.html#basic-operations"
      }
    ]
  }
</script>
{% endif %}

<!-- Canonical URL for better SEO -->
{% if pagename != 'index' %}
<link rel="canonical" href="https://tzst.xi-xu.me/{{ pagename }}.html" />
{% else %}
<link rel="canonical" href="https://tzst.xi-xu.me/" />
{% endif %}

<!-- Preconnect to external domains for performance -->
<link rel="preconnect" href="https://fonts.googleapis.com" />
<link rel="preconnect" href="https://cdnjs.cloudflare.com" />
<link rel="dns-prefetch" href="https://pypi.org" />
<link rel="dns-prefetch" href="https://github.com" />
{% endblock %}