fix(api): Use correct class in ToC for chapter title

src/api/src/create_book/parser.py

@@ -13,7 +13,7 @@ def clean_tree(title: str, id: int, body: str) -> BeautifulSoup:
     original_soup = BeautifulSoup(body)
     new_soup = BeautifulSoup(
         f"""
-    <h1 class="chapter-name" id={id}>{title}</h1>
+    <h1 class="chapter-title" id={id}>{title}</h1>
     <section class="chapter-body"></section>
 """,
         parser="html.parser",  # head/body tags aren't generated