refactor(core): enhance SDK structure and documentation

Co-authored-by: Qwen-Coder <qwen-coder@alibabacloud.com>

src/Data/Limits/LimitsResponseData.php

@@ -0,0 +1,23 @@
+<?php
+
+namespace Apoloz\AlfaBank\Data\Limits;
+
+use Spatie\LaravelData\Data;
+
+class LimitDetailData extends Data
+{
+    public function __construct(
+        public string $title,
+        public mixed $rest,
+        public mixed $max,
+    ) {}
+}
+
+class LimitsResponseData extends Data
+{
+    public function __construct(
+        public array $oneTime,
+        public array $day,
+        public array $month,
+    ) {}
+}