/ 返回成功响应
$connection->send(new Response(200, [], json_encode([
'status没有客户端连接该路径
$connection->send(new Response(404, [], json_encode([
'status// JSON 解析失败
$connection->send(new Response(400, [], json_encode([
'statuselse {
// 非 POST 请求
$connection->send(new Response(405, [], json_encode([
'status