❌ Column 'display_order' MISSING. You must run update_schema.php
SELECT
d.document_id as id,
'article' as type,
d.document_title as title
FROM documents d
LEFT JOIN document_categories c ON d.category_id = c.category_id
WHERE d.status = 'published'
ORDER BY d.display_order DESC, d.created_at DESC
LIMIT 5
SQLSTATE[42S22]: Column not found: 1054 Unknown column 'd.display_order' in 'ORDER BY'