- Preserve upstream AI provider HTTP status codes and expose AI-specific error codes for overload, rate limit, unavailable, and generic provider failures.
- Add short retries for transient AI provider 429/5xx chat completion responses, with configurable retry delays.
- Show friendly AI busy/unavailable messages in the report editor instead of raw provider JSON.
- Preserve custom backend error codes in the shared API exception filter.
- Add AI service tests for retry behavior and overload error mapping.
- Update API, feature, and testing documentation for AI proxy retry and error handling.
- Align the backend seeded default surgery template with the report editor's default report content.
- Add backend demo defaults for the default template, Kimi provider, and Xunfei speech proxy configuration.
- Change system reset into a super-admin demo mode factory reset that clears reports, audit logs, files, custom templates, and non-default users.
- Keep only the default admin, manager, doctor, and default surgery template after demo reset.
- Replace the old local-only reset all data button with a two-confirmation backend reset flow.
- Add tests covering demo default alignment and database-backed demo reset behavior.
- Update docs to describe demo mode reset semantics and production credential cautions.
- Add Auth Context route role guards so doctors cannot directly enter template management, user management, or audit logs.
- Add Audit Logs page, sidebar entry, frontend audit API client, and API client test.
- Add backend audit log query endpoint with super/admin visibility rules and query filtering.
- Extend PostgreSQL integration tests to cover audit log query permissions.
- Move Playwright E2E away from localStorage seed data to real backend API login and seed helpers.
- Add E2E coverage for route guards and audit log visibility.
- Run Playwright backend on port 3100 and proxy Vite API requests there to avoid local port conflicts.
- Make server:dev use the compiled NestJS server path, avoiding tsx parameter-property injection issues.
- Update README, AGENTS, feature, testing, security, deployment, progress, API, backendization, and auth/user module docs.
