$keyword->getId(), '_keyword' => $keyword->getKeyword(), '_keyword_volume' => $keyword->getVolume(), '_content_lang' => $generation_params['lang'] ?? 'en', '_content_country' => $generation_params['country'] ?? 'us', '_image_provider' => $generation_params['image_provider'] ?? 'pexels', ]; // Analytics integration meta (used by GA4 custom dimensions). $metadata['_1platform_ai_generated'] = '1'; $metadata['_1platform_keyword'] = $keyword->getKeyword() ?? ''; $metadata['_1platform_cluster'] = ''; return $metadata; } }