add initial solution (made with copilot)

public/index.php

@@ -0,0 +1,33 @@
+<?php
+$container = require __DIR__ . '/../bootstrap.php';
+
+use Core\Router;
+use Core\Request;
+use Core\Response;
+use Core\RateLimiter\RateLimiterInterface;
+use Psr\Log\LoggerInterface;
+
+$logger = $container->make(LoggerInterface::class);
+$limiter = $container->make(RateLimiterInterface::class);
+
+$router = new Router($container); // vedi nota: router può ricevere container
+
+// register routes (path without version prefix)
+$router->get('/users', 'UsersController@index');
+$router->post('/users', 'UsersController@create');
+$router->get('/example', 'ExampleController@test');
+
+$request = new Request();
+$response = new Response();
+
+// Rate limiting by IP address
+$key = $_SERVER['REMOTE_ADDR'] ?? 'unknown';
+if (!$limiter->allow($key)) {
+    $retry = $limiter->getRetryAfter($key);
+    header('Retry-After: ' . $retry);
+    $logger->warning('Rate limit exceeded', ['ip' => $key]);
+    $response->json(['error' => 'Too Many Requests'], 429);
+}
+
+$logger->info('Dispatching request', ['path' => $request->path(), 'method' => $request->method()]);
+$router->dispatch($request, $response);