- Customer list now defaults to ascending ID order instead of newest-first, so the table starts at customer #1 instead of the highest ID - Add sort_by/sort_order query params to GET /customers (whitelisted column map to prevent SQL injection via arbitrary column names) - Make ID/Name/Subdomain/Status/Devices/Created column headers clickable, toggling asc/desc with a visual arrow indicator Co-Authored-By: Claude Sonnet 5 <[email protected]>