refactor(core): enhance SDK structure and documentation

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

src/Data/NominalAccounts/UniversalRecipients/CreateUniversalRecipientRequestData.php

@@ -1,18 +1,33 @@
 <?php
+/*
+// MODULE_CONTRACT: Defines the data structure for the request payload when creating a new universal recipient.
+// RESPONSIBILITY: To hold and validate all necessary information for registering a universal recipient.
+// INPUTS: Account number, type, and digest signatures.
+// OUTPUTS: A structured, type-safe object for the `CreateUniversalRecipientRequest` payload.
+// LINKS: Requests/NominalAccounts/UniversalRecipients/CreateUniversalRecipientRequest.php
+*/
 
 namespace Apoloz\AlfaBank\Data\NominalAccounts\UniversalRecipients;
 
+// <SECTION name="module_imports" intent="Import necessary DTOs and Spatie Laravel Data components.">
+// <BELIEF_STATE "This DTO requires `DigestSignatureData` as a collection, so `DataCollectionOf` is used.">
 use Apoloz\AlfaBank\Data\NominalAccounts\Payouts\DigestSignatureData;
 use Spatie\LaravelData\Attributes\DataCollectionOf;
 use Spatie\LaravelData\Data;
 use Spatie\LaravelData\DataCollection;
+// </SECTION>
 
+// <SECTION name="class_definition" intent="Define a DTO for creating a new universal recipient.">
+// <BELIEF_STATE "This DTO ensures the request payload is strictly typed and complete for creating a universal recipient.">
 class CreateUniversalRecipientRequestData extends Data
 {
+    // <SECTION name="constructor_properties" intent="Define all properties for the universal recipient creation request.">
+    // <BELIEF_STATE "The constructor includes mandatory fields: `accountNumber` and `type` to identify the recipient and its context, and `digestSignatures` for security and authorization.">
     public function __construct(
         public string $accountNumber,
         public string $type,
         #[DataCollectionOf(DigestSignatureData::class)]
         public DataCollection $digestSignatures,
     ) {}
+    // </SECTION>
 }