Timetable is pre-alpha software. Security fixes are applied to the latest code on the default branch until the first stable release policy is published.

Do not open a public issue containing vulnerability details or personal data. Use GitHub's private vulnerability reporting feature for this repository. If it is unavailable, contact the maintainer privately through the address listed on their GitHub profile.

Include reproduction steps, affected versions, and the minimum information needed to investigate. Do not attach real school datasets unless a secure transfer has been explicitly arranged.