Added the ability to get the current bot description in the given language as the class [BotDescription](https://core.telegram.org/bots/api#botdescription) using the method \TgBotLib\Bot > getMyDescription()

src/TgBotLib/Objects/Telegram/BotDescription.php

@@ -0,0 +1,53 @@
+<?php
+
+    /** @noinspection PhpMissingFieldTypeInspection */
+
+    namespace TgBotLib\Objects\Telegram;
+
+    use TgBotLib\Interfaces\ObjectTypeInterface;
+
+    class BotDescription implements ObjectTypeInterface
+    {
+        /**
+         * @var string
+         */
+        private $description;
+
+        /**
+         * The bot's short description
+         *
+         * @return string
+         */
+        public function getDescription(): string
+        {
+            return $this->description;
+        }
+
+        /**
+         * Returns an array representation of the object
+         *
+         * @return string[]
+         */
+        public function toArray(): array
+        {
+            return [
+                'description' => $this->description,
+            ];
+        }
+
+        /**
+         * Constructs object from an array representation
+         *
+         * @param array $data
+         * @return BotDescription
+         */
+        public static function fromArray(array $data): self
+        {
+            $object = new self();
+
+            $object->description = $data['description'];
+
+            return $object;
+        }
+
+    }