Include authors and a link to the book on the book page

src/cmd/shelf.rs

@@ -42,12 +42,11 @@ fn process_book(
     book.config.book.shelf_url = Some(shelf_url.to_path_buf());
     book.build()?;
 
-    // Create post in index file
     let title = book.config.book.title.unwrap_or_default();
-    writeln!(
-        index_file,
-        "## [{title}](<../../{BOOKS_DIR}/{title}/{INDEX_HTML_FILE}>)"
-    )?;
+    let book_link = format!("## [{title}](<../../{BOOKS_DIR}/{title}/{INDEX_HTML_FILE}>)");
+
+    // Create post in index file
+    writeln!(index_file, "{book_link}")?;
     writeln!(index_file)?;
     let desc = book.config.book.description.unwrap_or_default();
     writeln!(index_file, "{desc}")?;
@@ -58,9 +57,13 @@ fn process_book(
     let mut file_path = shelf_source.clone();
     file_path.push(&file_name);
     let mut bf = File::create(file_path)?;
-    writeln!(bf, "# {title}")?;
+    writeln!(bf, "{book_link}")?;
     writeln!(bf)?;
     writeln!(bf, "{desc}")?;
+    writeln!(bf)?;
+    writeln!(bf)?;
+    let authors = book.config.book.authors.join(", ");
+    writeln!(bf, "*{authors}*")?;
 
     // Add the chapter to the summary
     writeln!(summary, "- [{title}](./{file_name})")?;