ws works for testing

bin/server.php

@@ -0,0 +1,44 @@
+<?php
+
+require __DIR__ . '/../vendor/autoload.php';
+
+use Ratchet\MessageComponentInterface;
+use Ratchet\ConnectionInterface;
+use Ratchet\Server\IoServer;
+use Ratchet\Http\HttpServer;
+use Ratchet\WebSocket\WsServer;
+
+class TestServer implements MessageComponentInterface
+{
+
+    public function onOpen(ConnectionInterface $conn): void
+    {
+        $conn->send('Hello World!');
+        echo "New connection: {$conn->resourceId}\n";
+    }
+
+    public function onMessage(ConnectionInterface $from, $msg): void
+    {
+        $from->send("You said: $msg");
+    }
+
+    public function onClose(ConnectionInterface $conn): void
+    {
+        echo "Connection {$conn->resourceId} closed\n";
+    }
+
+    public function onError(ConnectionInterface $conn, \Exception $e): void
+    {
+        echo "Error: {$e->getMessage()}\n";
+        $conn->close();
+    }
+}
+
+$server = IoServer::factory(
+    new HttpServer(new WsServer(new TestServer())),
+    8080
+);
+
+echo "WebSocket server running on ws://localhost:8080\n";
+
+$server->run();