528e55991b
- Auth: pessimistic locking on login tokens and refresh token rotation, backup code attempt counter, rate limiting verification - Schema: unique constraints on business numbers, FK relations, unsigned/signed alignment, attendance duplicate prevention - Invoices/PDFs: DOMPurify sanitization, bounded queries in stats and alerts, VAT rounding, Puppeteer error handling - Orders/Offers: transactional parent+child creation, Zod NaN refinement, status enums, uniqueness checks - Projects/Files: path traversal protection, streamed uploads, permission guards, query param validation - Attendance/HR: duplicate checks, ownership validation, GPS restrictions, trip distance validation - Frontend: modal lock reference counting, XSS escaping in print HTML, ref mutation fixes, accessibility attributes Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>