feat: Reader beginning

src/Domain/Reader/Application/Response/ChapterContextResponse.php

@@ -0,0 +1,57 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Domain\Reader\Application\Response;
+
+final readonly class ChapterContextResponse
+{
+    public function __construct(
+        private string  $id,
+        private string  $title,
+        private float   $number,
+        private int     $totalPages,
+        private ?string $previousChapterId,
+        private ?string $nextChapterId
+    )
+    {
+    }
+
+    public function getId(): string
+    {
+        return $this->id;
+    }
+
+    public function getTitle(): string
+    {
+        return $this->title;
+    }
+
+    public function getNumber(): float
+    {
+        return $this->number;
+    }
+
+    public function getTotalPages(): int
+    {
+        return $this->totalPages;
+    }
+
+    public function getPreviousChapterId(): ?string
+    {
+        return $this->previousChapterId;
+    }
+
+    public function getNextChapterId(): ?string
+    {
+        return $this->nextChapterId;
+    }
+
+    public function getNavigation(): array
+    {
+        $navigation['previousChapter'] = $this->previousChapterId;
+        $navigation['nextChapter'] = $this->nextChapterId;
+
+        return $navigation;
+    }
+}