<?php
/**
 * auth_logout.php — Logout User
 * Supports both AJAX (POST) and direct navigation (GET)
 */
session_start();
session_unset();
session_destroy();

// If called via AJAX (POST), return JSON
if ($_SERVER['REQUEST_METHOD'] === 'POST') {
    header('Content-Type: application/json');
    echo json_encode(['success' => true]);
} else {
    // If navigated directly, redirect to login
    header('Location: login.html');
    exit;
}