Update app.py

app.py

@@ -30,7 +30,7 @@ except Exception as e:
     print(f"Bluesky 全局登录失败: {e}")
     pass
 
-def fetch_bsky_gallery(max_posts=48):
+def fetch_bsky_gallery(max_posts=51):
     if not client.me:
         print("客户端未登录，正在尝试重新登录...")
         if not BSKY_HANDLE or not BSKY_APP_PASSWORD: