Add parameter retrieval methods to bot library

src/TgBotLib/Abstracts/Method.php

@@ -22,6 +22,20 @@
          */
         public abstract static function execute(Bot $bot, array $parameters=[]): mixed;
 
+        /**
+         * Retrieves a list of required parameters for a specific operation.
+         *
+         * @return array|null An array of required parameters.
+         */
+        public abstract static function getRequiredParameters(): ?array;
+
+        /**
+         * Retrieves the optional parameters for a request.
+         *
+         * @return array|null An array of optional parameters.
+         */
+        public abstract static function getOptionalParameters(): ?array;
+
         /**
          * Builds a cURL handle for making a POST request to a bot's endpoint.
          *