react-bundle.php

<?php
/**
 * Serve static React bundle with CORS headers
 * This file serves ONLY the pre-built calendar-plus-react-bundle.js with CORS headers
 */

$request_method = $_SERVER['REQUEST_METHOD'] ?? 'UNKNOWN';
if (! in_array($request_method, ['GET', 'HEAD'], true)) {
    http_response_code(405);
    exit('Method not allowed');
}

// The static bundle file path
$bundle_path = __DIR__ . '/src/assets/calendar-plus-react-bundle.js';

// Verify file exists
if (! file_exists($bundle_path) || ! is_readable($bundle_path)) {
    http_response_code(404);
    exit('Bundle not found');
}

// Add CORS headers for external embedding
header('Access-Control-Allow-Origin: *');
header('Access-Control-Allow-Methods: GET');
header('Access-Control-Allow-Headers: *');

header('Content-Type: application/javascript; charset=utf-8');
header('Cache-Control: public, max-age=31536000, immutable');
header('ETag: "' . md5_file($bundle_path) . '"');
header('Content-Length: ' . filesize($bundle_path));

readfile($bundle_path);
exit;