Added:

- Refactor MangaScraperService (not used everywhere now)
- Added JavascriptScraper.php
- Added alternatives slugs in Manga.php
- Improvement in manga edit form

src/Service/ChapterUrlGenerator.php

@@ -26,7 +26,7 @@ class ChapterUrlGenerator
 
     private function validateUrlFormat(string $format): void
     {
-        if (!str_contains($format, '{slug}') || !str_contains($format, '{chapterNumber}')) {
+        if (!str_contains($format, '{slug}')) {
             throw new InvalidArgumentException("The URL format must contain both {slug} and {chapterNumber} placeholders.");
         }
     }