Initial release of SIAKAD (Academic Information System).

Features included:
- Student: KRS (course registration), KHS & Transcript, Exam Card, Payments, E-Learning (materials & assignments).
- Lecturer: Teaching schedule, Grade input, E-Learning (class management, materials, assignments).
- Admin: Master data management (students, lecturers, courses, programs, academic year), KRS package, academic year settings, monitoring activities.

Tech stack:
- Backend: Laravel 11.x
- Frontend: Inertia.js + React
- UI: Tailwind CSS + shadcn/ui
- Database: MySQL/MariaDB

License: Proprietary License (restricted usage without developer permission)."

chore(changelog): add categories to [Unreleased] section

- Structured upcoming changes under categories (Added, Changed, Planned)
- Moved printing features, academic calendar, and announcements under "Added"
- Placed exam scheduling under "Changed"
- Added student status management as "Planned"
