feat: firsts unit tests for ScrapeChapterHandler.php

src/Domain/Scraping/Infrastructure/Service/ImageDownloader.php

@@ -0,0 +1,23 @@
+<?php
+
+namespace App\Domain\Scraping\Infrastructure\Service;
+
+use Symfony\Contracts\HttpClient\HttpClientInterface;
+
+class ImageDownloader 
+{
+    public function __construct(
+        private readonly HttpClientInterface $httpClient
+    ) {}
+
+    public function download(string $url, string $destination): void
+    {
+        $response = $this->httpClient->request('GET', $url);
+        
+        if (!str_starts_with($response->getHeaders()['content-type'][0], 'image/')) {
+            throw new \RuntimeException('Invalid content type');
+        }
+        
+        file_put_contents($destination, $response->getContent());
+    }
+}