Apartment Manager MVC (Complete)
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Features:
- MVC architecture (simple, no framework)
- Login (users table)
- Add / Edit / Delete users, incomes and expenses
- Filter incomes/expenses by month & year
- Server-side validation on forms
- Responsive CSS template (modern)

Quick start:
1. Extract to your webserver (e.g., XAMPP htdocs/apartment_manager_mvc_complete).
2. Run install.php once: http://localhost/apartment_manager_mvc_complete/install.php
3. Open: http://localhost/apartment_manager_mvc_complete/public/
4. Login: admin / admin123
5. Remove or secure install.php after setup.

Security notes:
- This is a starter app. Harden before production (HTTPS, CSRF tokens, input sanitization, role separation).
