Prevent oversell by conditioning stock updates and locking SKUs in primary-key order, and record the same concurrent-counter rule in the API spec and agent guide. Co-authored-by: Cursor <cursoragent@cursor.com>
Prevent oversell by conditioning stock updates and locking SKUs in primary-key order, and record the same concurrent-counter rule in the API spec and agent guide. Co-authored-by: Cursor <cursoragent@cursor.com>