ddev composer require typo3/cms-seo
ddev typo3 extension:activate seo
ddev typo3 cache:flush

page {
    meta {
        # Basic meta tags
        viewport = width=device-width, initial-scale=1
        robots = index,follow
        author = webconsulting
        
        # Open Graph (auto-filled by EXT:seo if page properties set)
        og:type = website
        og:site_name = {$site.name}
        og:locale = de_AT
        
        # Twitter Cards
        twitter:card = summary_large_image
        twitter:site = @webconsulting
    }
}

page.meta.description = TEXT
page.meta.description {
    # Fallback chain: page description > parent description > site description
    data = page:description // levelfield:-1,description,slide // {$site.description}
    htmlSpecialChars = 1
}

# config/sites/main/config.yaml
languages:
  - languageId: 0
    locale: de_AT
    hreflang: de-AT
    title: Deutsch
    
  - languageId: 1
    locale: en_GB
    hreflang: en-GB
    title: English

# config/sites/main/config.yaml
base: 'https://example.com/'
routeEnhancers:
  PageTypeSuffix:
    type: PageType
    map:
      sitemap.xml: 1533906435

plugin.tx_seo {
    config {
        xmlSitemap {
            sitemaps {
                # Pages sitemap (default)
                pages {
                    provider = TYPO3\CMS\Seo\XmlSitemap\PagesXmlSitemapDataProvider
                    config {
                        excludedDoktypes = 3,4,6,7,199,254,255
                        additionalWhere = no_index = 0 AND nav_hide = 0
                    }
                }
                
                # News sitemap (example for EXT:news)
                news {
                    provider = GeorgRinger\News\Seo\NewsXmlSitemapDataProvider
                    config {
                        table = tx_news_domain_model_news
                        sortField = datetime
                        lastModifiedField = tstamp
                        changeFreqField = sitemap_changefreq
                        priorityField = sitemap_priority
                        additionalWhere = {#hidden} = 0 AND {#deleted} = 0
                        pid = 123
                        url {
                            pageId = 45
                            fieldToParameterMap {
                                uid = tx_news_pi1[news]
                            }
                        }
                    }
                }
                
                # Products sitemap (custom extension)
                products {
                    provider = TYPO3\CMS\Seo\XmlSitemap\RecordsXmlSitemapDataProvider
                    config {
                        table = tx_shop_domain_model_product
                        sortField = title
                        lastModifiedField = tstamp
                        pid = 100
                        recursive = 2
                        url {
                            pageId = 50
                            fieldToParameterMap {
                                uid = tx_shop_pi1[product]
                            }
                            additionalGetParameters {
                                tx_shop_pi1.controller = Product
                                tx_shop_pi1.action = show
                            }
                        }
                    }
                }
            }
        }
    }
}

# public/robots.txt
User-agent: *
Allow: /

# Disallow TYPO3 backend and system directories
Disallow: /typo3/
Disallow: /typo3conf/
Disallow: /typo3temp/

# Sitemap location
Sitemap: https://example.com/sitemap.xml

# Generate robots.txt dynamically
robotstxt = PAGE
robotstxt {
    typeNum = 9999
    config {
        disableAllHeaderCode = 1
        additionalHeaders.10.header = Content-Type: text/plain; charset=utf-8
    }
    
    10 = TEXT
    10.value (
User-agent: *
Allow: /
Disallow: /typo3/
Disallow: /typo3conf/
Disallow: /typo3temp/

Sitemap: {getEnv:TYPO3_SITE_URL}sitemap.xml
    )
}

# config/sites/main/config.yaml
routeEnhancers:
  PageTypeSuffix:
    type: PageType
    map:
      robots.txt: 9999

# config/sites/main/config.yaml
base: 'https://example.com/'
baseVariants:
  - base: 'https://staging.example.com/'
    condition: 'applicationContext == "Development"'

page.headerData.100 = TEXT
page.headerData.100 {
    value = <link rel="canonical" href="https://example.com/specific-page" />
}

page.headerData.200 = TEXT
page.headerData.200.value (
<script type="application/ld+json">
{
    "@context": "https://schema.org",
    "@type": "Organization",
    "name": "webconsulting",
    "url": "https://webconsulting.at",
    "logo": "https://webconsulting.at/logo.png",
    "sameAs": [
        "https://www.linkedin.com/company/webconsulting",
        "https://github.com/webconsulting"
    ],
    "contactPoint": {
        "@type": "ContactPoint",
        "telephone": "+43-1-234567",
        "contactType": "customer service"
    }
}
</script>
)

lib.breadcrumbSchema = COA
lib.breadcrumbSchema {
    10 = TEXT
    10.value = <script type="application/ld+json">{"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[
    
    20 = HMENU
    20 {
        special = rootline
        special.range = 0|-1
        1 = TMENU
        1 {
            NO = 1
            NO {
                doNotLinkIt = 1
                stdWrap.cObject = COA
                stdWrap.cObject {
                    10 = TEXT
                    10.value = {"@type":"ListItem","position":
                    20 = TEXT
                    20.data = register:count_HMENU_MENUOBJ
                    30 = TEXT
                    30.value = ,"name":"
                    40 = TEXT
                    40.field = nav_title // title
                    40.htmlSpecialChars = 1
                    50 = TEXT
                    50.value = ","item":"
                    60 = TEXT
                    60.typolink.parameter.field = uid
                    60.typolink.returnLast = url
                    60.typolink.forceAbsoluteUrl = 1
                    70 = TEXT
                    70.value = "},
                }
            }
        }
    }
    
    30 = TEXT
    30.value = ]}</script>
    30.replacement {
        10.search = ,]}
        10.replace = ]}
    }
}

page.headerData.300 < lib.breadcrumbSchema

# Install schema extension for advanced structured data
ddev composer require brotkrueml/schema

<?php
// In a PSR-14 event listener
use Brotkrueml\Schema\Type\TypeFactory;
use Brotkrueml\Schema\Manager\SchemaManager;

#[AsEventListener]
final class AddSchemaListener
{
    public function __construct(
        private readonly TypeFactory $typeFactory,
        private readonly SchemaManager $schemaManager,
    ) {}

    public function __invoke(SomeEvent $event): void
    {
        $organization = $this->typeFactory->create('Organization')
            ->setProperty('name', 'My Company')
            ->setProperty('url', 'https://example.com');
        
        $this->schemaManager->addType($organization);
    }
}

# Preload critical resources
page.headerData.50 = TEXT
page.headerData.50.value (
<link rel="preload" href="/typo3conf/ext/site_package/Resources/Public/Fonts/raleway.woff2" as="font" type="font/woff2" crossorigin>
<link rel="preconnect" href="https://fonts.googleapis.com">
<link rel="dns-prefetch" href="https://www.google-analytics.com">
)

# Lazy load images (built-in v13/v14)
lib.contentElement {
    settings {
        media {
            lazyLoading = lazy
        }
    }
}

// config/system/additional.php
$GLOBALS['TYPO3_CONF_VARS']['GFX']['processor_allowUpscaling'] = false;

// WebP is automatically generated in v13/v14 when supported

# Responsive images
tt_content.image.settings.responsive_image_rendering = 1

ddev composer require yoast-seo-for-typo3/yoast_seo
ddev typo3 extension:activate yoast_seo

ddev composer require brotkrueml/schema
ddev typo3 extension:activate schema

# Conditional Google Analytics (with consent)
[{$plugin.tx_cookie.googleAnalyticsConsent} == 1]
page.headerData.1000 = TEXT
page.headerData.1000.value (
<!-- Google Analytics -->
<script async src="https://www.googletagmanager.com/gtag/js?id=G-XXXXXXXX"></script>
<script>
  window.dataLayer = window.dataLayer || [];
  function gtag(){dataLayer.push(arguments);}
  gtag('js', new Date());
  gtag('config', 'G-XXXXXXXX', { 'anonymize_ip': true });
</script>
)
[END]