SMI Student Exam UI Luxury Patch - Fixed V2

Fixes the installer CSRF/security-token error shown after pressing Install.

Place this folder directly inside student-gateway, then open:
https://smi-platform.org/student-gateway/SMI-Student-Exam-UI-Luxury-Patch-Fixed-v2-2026-08-04/install.php

Modified project file after installation:
student/exams.php

No database changes. A backup is created automatically.
