- Allow system frame position percentages to keep two decimal places without reordering saved values.
- Stop frontend and backend settings normalization from sorting framePositions on load or save.
- Capture automatic video frames in timeline order while retaining each configured position index.
- Insert automatically selected frames into report placeholders according to the configured percentage order.
- Add frame position utilities and unit coverage for two-decimal rounding, clamping, order preservation, and timeline capture planning.
- Update README, AGENTS, feature, requirement, report editor, system settings, progress, and testing docs for the new frame ordering behavior.
- 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.
