<?php
header('Content-Type: application/json');
echo json_encode([
    'status' => 'ok',
    'message' => 'API test working',
    'timestamp' => date('Y-m-d H:i:s'),
    'services' => [
        'apache' => true,
        'postgresql' => function_exists('pg_connect') ? 'extension_loaded' : 'not_loaded'
    ]
], JSON_PRETTY_PRINT);
?>