add @CommandArgument annotation

* add @CommandArgument and relevant event changes

* fix unknown bug

* remove relative constant for CommandArgument

src/ZM/Entity/InputArguments.php

@@ -0,0 +1,30 @@
+<?php
+
+declare(strict_types=1);
+
+namespace ZM\Entity;
+
+class InputArguments
+{
+    private $arguments;
+
+    public function __construct(array $arguments)
+    {
+        $this->arguments = $arguments;
+    }
+
+    public function getArguments(): array
+    {
+        return $this->arguments;
+    }
+
+    public function getArgument($name)
+    {
+        return $this->arguments[$name] ?? null;
+    }
+
+    public function get($name)
+    {
+        return $this->getArgument($name);
+    }
+}