feat: GetChapters endpoint + tests

src/Domain/Manga/Application/Response/ChapterListResponse.php

@@ -0,0 +1,28 @@
+<?php
+
+namespace App\Domain\Manga\Application\Response;
+
+readonly class ChapterListResponse
+{
+    public function __construct(
+        public array $chapters,
+        public int $total,
+        public int $page,
+        public int $limit
+    ) {}
+
+    public function getTotalPages(): int
+    {
+        return (int) ceil($this->total / $this->limit);
+    }
+
+    public function hasNextPage(): bool
+    {
+        return $this->page < $this->getTotalPages();
+    }
+
+    public function hasPreviousPage(): bool
+    {
+        return $this->page > 1;
+    }
+} 

src/Domain/Manga/Application/Response/ChapterResponse.php

@@ -0,0 +1,15 @@
+<?php
+
+namespace App\Domain\Manga\Application\Response;
+
+readonly class ChapterResponse
+{
+    public function __construct(
+        public string $id,
+        public float $number,
+        public ?string $title,
+        public ?int $volume,
+        public bool $isVisible,
+        public \DateTimeImmutable $createdAt
+    ) {}
+}