diff --git a/lib/download.js b/lib/download.js
index f35434a..4533852 100644
--- a/lib/download.js
+++ b/lib/download.js
@@ -134,6 +134,7 @@ class Downloader {
             if (format === 'lakeboard' && cover) {
                 // 上传图片到github
                 const content = await downloadImage(cover);
+                console.log('download image:', content);
                 const imageName = crypto.randomUUID() + '.' + cover.split('.').pop();
                 const imageUrl = `/_images/${imageName}`;
                 await gh.writeFile(imageUrl, content)