{% set pet_content = article if article is defined else page if page is defined else none %}
{% set pet_document_lang = pet_content.lang | default(DEFAULT_LANG | default('en', true), true) if pet_content else DEFAULT_LANG | default('en', true) %}
{% set pet_document_title = SITENAME | default('', true) %}
{% set pet_canonical_path = '' %}
{% if article is defined %}
{% set pet_document_title = article.title | default('', true) %}
{% set pet_canonical_path = article.url | default('', true) %}
{% elif page is defined %}
{% set pet_document_title = page.title | default('', true) %}
{% set pet_canonical_path = page.url | default('', true) %}
{% elif category is defined %}
{% set pet_document_title = category | string %}
{% set pet_canonical_path = articles_page.url | default(category.url | default('', true), true) if articles_page is defined else category.url | default('', true) %}
{% elif tag is defined %}
{% set pet_document_title = tag | string %}
{% set pet_canonical_path = articles_page.url | default(tag.url | default('', true), true) if articles_page is defined else tag.url | default('', true) %}
{% elif author is defined %}
{% set pet_document_title = author | string %}
{% set pet_canonical_path = articles_page.url | default(author.url | default('', true), true) if articles_page is defined else author.url | default('', true) %}
{% elif output_file | default('') != '404.html' %}
{% set pet_direct_path = url | default(output_file | default('', true), true) %}
{% set pet_canonical_path = articles_page.url | default(pet_direct_path, true) if articles_page is defined else pet_direct_path %}
{% endif %}
{% set pet_siteurl = SITEURL | default('', true) %}
{% set pet_siteurl_valid = pet_siteurl is string and (pet_siteurl.startswith('https://') or pet_siteurl.startswith('http://')) and '"' not in pet_siteurl and "'" not in pet_siteurl and '<' not in pet_siteurl and '>' not in pet_siteurl and ' ' not in pet_siteurl %}
{% set pet_canonical_url = pet_siteurl.rstrip('/') ~ '/' ~ pet_canonical_path.lstrip('/') if pet_siteurl_valid and pet_canonical_path is string and pet_canonical_path else '' %}
{% block html_head %}
{% include "includes/head-metadata.html" %}
{% block title %}{{ SITENAME | e }}{% endblock title %}
{% block head_meta %}{% include "includes/social-metadata.html" %}{% endblock head_meta %}
{% block canonical %}{% include "includes/canonical.html" %}{% endblock canonical %}
{% block structured_data %}{% include "includes/structured-data.html" %}{% endblock structured_data %}
{% block head_styles %}
{% endblock head_styles %}
{% endblock html_head %}
{% block body_start %}{% endblock body_start %}
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{% block site_header %}
{% set pet_site_navigation %}{% block site_navigation %}{% include "includes/navigation.html" %}{% endblock site_navigation %}{% endset %}
{% set pet_theme_toggle %}{% include "includes/theme-toggle.html" %}{% endset %}
{% include "includes/header.html" %}
{% endblock site_header %}
{% block hero %}{% endblock hero %}
{% block content_header %}{% endblock content_header %}
{% block content %}{% endblock content %}
{% block content_footer %}{% endblock content_footer %}
{% block site_footer %}
{% include "includes/footer.html" %}
{% endblock site_footer %}
{% block scripts %}{% endblock scripts %}
{% block body_end %}{% endblock body_end %}