exec("CREATE TABLE IF NOT EXISTS admins (
id INT AUTO_INCREMENT PRIMARY KEY,
name VARCHAR(255) NOT NULL,
email VARCHAR(255) NOT NULL UNIQUE,
password VARCHAR(255) NOT NULL,
role ENUM('admin', 'superadmin') NOT NULL,
created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
)");
$name = $_POST['name'];
$email = $_POST['email'];
$password = password_hash($_POST['password'], PASSWORD_DEFAULT);
$role = $_POST['role'];
// Check if email already exists
$stmt = $pdo->prepare("SELECT id FROM admins WHERE email = ?");
$stmt->execute([$email]);
if ($stmt->fetch()) {
$message = '