Support OAuth Integration for Plugin Tools (#22550)

Co-authored-by: zxhlyh <jasonapring2015@outlook.com>
Co-authored-by: Yeuoly <admin@srmxy.cn>

api/core/tools/utils/uuid_utils.py

@@ -1,7 +1,9 @@
 import uuid
 
 
-def is_valid_uuid(uuid_str: str) -> bool:
+def is_valid_uuid(uuid_str: str | None) -> bool:
+    if uuid_str is None or len(uuid_str) == 0:
+        return False
     try:
         uuid.UUID(uuid_str)
         return True