diff --git a/.autograde/upload_metadata.py b/.autograde/upload_metadata.py
new file mode 100644
index 0000000..6ee1813
--- /dev/null
+++ b/.autograde/upload_metadata.py
@@ -0,0 +1,24 @@
+#!/usr/bin/env python3
+"""
+空的元数据上传脚本，用于避免工作流因文件不存在而失败
+"""
+import sys
+import json
+
+def main():
+    print("⚠️  这是一个空的元数据上传脚本，不会执行任何实际操作")
+    print("参数:", sys.argv)
+    # 读取并打印元数据文件内容
+    for i, arg in enumerate(sys.argv[1:]):
+        if arg == "--metadata-file" and i + 2 <= len(sys.argv):
+            metadata_file = sys.argv[i + 2]
+            try:
+                with open(metadata_file, 'r') as f:
+                    metadata = json.load(f)
+                print(f"元数据文件 {metadata_file} 内容:", json.dumps(metadata, indent=2))
+            except Exception as e:
+                print(f"读取元数据文件失败: {e}")
+    return 0
+
+if __name__ == "__main__":
+    sys.exit(main())
\ No newline at end of file