stubs phpdoc

src/Adapter/StubAdapter.php

@@ -7,6 +7,9 @@
 use Yiisoft\Queue\Enum\JobStatus;
 use Yiisoft\Queue\Message\MessageInterface;
 
+/**
+ * Stub adapter that does nothing. Job status is always "done".
+ */
 final class StubAdapter implements AdapterInterface
 {
     public function runExisting(callable $handlerCallback): void

src/Cli/StubLoop.php

@@ -4,6 +4,9 @@
 
 namespace Yiisoft\Queue\Cli;
 
+/**
+ * Stub loop.
+ */
 final class StubLoop implements LoopInterface
 {
     public function __construct(

src/StubQueue.php

@@ -9,6 +9,9 @@
 use Yiisoft\Queue\Message\MessageInterface;
 use Yiisoft\Queue\Middleware\Push\MiddlewarePushInterface;
 
+/**
+ * Stub queue that does nothing. Job status is always "done".
+ */
 final class StubQueue implements QueueInterface
 {
     public function __construct(

src/Worker/StubWorker.php

@@ -7,6 +7,9 @@
 use Yiisoft\Queue\Message\MessageInterface;
 use Yiisoft\Queue\QueueInterface;
 
+/**
+ * Stub worker that does nothing.
+ */
 final class StubWorker implements WorkerInterface
 {
     public function process(MessageInterface $message, QueueInterface $queue): MessageInterface