refactor(core): enhance SDK structure and documentation

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

src/Requests/NominalAccounts/Deals/Steps/GetStepsRequest.php

@@ -1,28 +1,50 @@
 <?php
+/*
+// MODULE_CONTRACT: Represents the API call to retrieve a list of steps for a specific deal.
+// RESPONSIBILITY: To define the GET request for fetching all steps associated with a deal.
+// INPUTS: Deal ID, and optional pagination parameters.
+// OUTPUTS: A collection of StepData DTOs.
+*/
 
 namespace Apoloz\AlfaBank\Requests\NominalAccounts\Deals\Steps;
 
+// <SECTION name="module_imports" intent="Import DTOs and Saloon components.">
+// <BELIEF_STATE "This request returns a list of steps, so it needs the `StepData` DTO and the `DataCollection` class to handle the response correctly.">
 use Apoloz\AlfaBank\Data\NominalAccounts\Deals\Steps\StepData;
 use Saloon\Enums\Method;
 use Saloon\Http\Request;
 use Saloon\Http\Response;
 use Spatie\LaravelData\DataCollection;
+// </SECTION>
 
+// <SECTION name="class_definition" intent="Define the request to get all steps for a deal.">
+// <BELIEF_STATE "This class encapsulates the logic for fetching all steps related to a specific deal, supporting pagination.">
 class GetStepsRequest extends Request
 {
+    // <SECTION name="http_method" intent="Declare the HTTP verb.">
+    // <BELIEF_STATE "GET is the correct verb for retrieving a list of resources.">
     protected Method $method = Method::GET;
+    // </SECTION>
 
+    // <SECTION name="constructor" intent="Inject the deal ID and optional pagination parameters.">
+    // <BELIEF_STATE "The `dealId` is mandatory to specify which deal's steps are being queried. `limit` and `offset` provide pagination capabilities.">
     public function __construct(
         protected string $dealId,
         protected ?int $limit = 50,
         protected ?int $offset = 0
     ) {}
+    // </SECTION>
 
+    // <SECTION name="endpoint_resolver" intent="Construct the request URI for the steps collection of a deal.">
+    // <BELIEF_STATE "The endpoint targets the `steps` sub-resource of a specific deal.">
     public function resolveEndpoint(): string
     {
         return "/api/na/jp/v1/deals/{$this->dealId}/steps";
     }
+    // </SECTION>
 
+    // <SECTION name="query_builder" intent="Construct the query string for pagination.">
+    // <BELIEF_STATE "The `defaultQuery` method properly assigns the pagination parameters to the query string.">
     protected function defaultQuery(): array
     {
         return [
@@ -30,9 +52,13 @@ class GetStepsRequest extends Request
             'offset' => $this->offset,
         ];
     }
+    // </SECTION>
 
+    // <SECTION name="response_caster" intent="Map the JSON array response to a collection of DTOs.">
+    // <BELIEF_STATE "The API returns a JSON array. Using `StepData::collect` automatically converts this array into a type-safe, iterable `DataCollection` of `StepData` objects.">
     public function createDtoFromResponse(Response $response): DataCollection
     {
         return StepData::collect($response->json(), DataCollection::class);
     }
+    // </SECTION>
 }