update

app/Console/Commands/UpdateBookIsbnData.php

@@ -49,6 +49,7 @@ class UpdateBookIsbnData extends Command
         $books = Book::whereNotNull('isbn')
             ->where('isbn', '!=', '')
             ->whereNull('cover_id')
+            ->where('id', 1)
             ->get();
 
         if ($books->isEmpty()) {
@@ -165,7 +166,7 @@ class UpdateBookIsbnData extends Command
             $filename = 'book_cover_' . $book->id . '_' . time() . '.' . $extension;
 
             // 定义存储目录
-            $folder = 'uploads/book_covers/' . date('Y/m');
+            $folder = 'uploads/book_covers';
 
             // 确保目录存在
             $fullPath = public_path($folder);