STAGE 25 — PARENTS API

Upload this ZIP over the existing Stage 24 installation.
Do not import SQL.

Test:
https://ieduportal.com/school-management-system/public/upgrade/stage25.php

Default test account:
Parent / Parent1 / Parent1

Expected:
Success — Stage 25 parents API is working.

This stage is read-only and makes no database/schema changes.
