<?php
header('Content-Type: application/javascript');
header('Cache-Control: public, max-age=3600');

// Appel interne HTTP à Tianji
$url = 'http://localhost:12345/tracker.js';
$response = file_get_contents($url);

if ($response === false) {
    http_response_code(503);
    echo '// Tracker unavailable';
    exit;
}

echo $response;
?>