work on book 2, also redo of the book title, and code name for Phelan

export_kindle.py

@@ -217,9 +217,9 @@ def build_title_page(title: str, subtitle: str, author: str) -> epub.EpubHtml:
 def build_epub(args) -> Path:
     """Build the EPUB file and return its path."""
     book_num = args.book
-    title = args.title or "The Unbreakable Curse"
+    title = args.title or "The Floundry Affair"
     author = args.author or "Phillip Tarrant"
-    subtitle = f"Book {book_num} of The Shade Series"
+    subtitle = f"A Phelan Varrant Novel — Book {book_num}"
 
     chapter_dir = ROOT / "chapters" / f"book{book_num}"
     if not chapter_dir.exists():
@@ -232,7 +232,7 @@ def build_epub(args) -> Path:
 
     # --- Create the EPUB book ---
     book = epub.EpubBook()
-    book.set_identifier(f"shade-series-book{book_num}")
+    book.set_identifier(f"phelan-varrant-book{book_num}")
     book.set_title(f"{title}: {subtitle}")
     book.set_language("en")
     book.add_author(author)
@@ -421,7 +421,7 @@ def main():
     )
     parser.add_argument(
         "--title",
-        help="Book title (default: The Unbreakable Curse)",
+        help="Book title (default: The Floundry Affair)",
     )
     parser.add_argument(
         "--author",