fix k8s things

lib.py

@@ -1,5 +1,6 @@
 import argparse
 import logging
+import threading
 from typing import TypedDict, List
 from outline_vpn.outline_vpn import OutlineKey, OutlineVPN
 import yaml
@@ -21,6 +22,9 @@ parser.add_argument(
     help="Config file location",
 )
 
+lock = threading.Lock()
+
+
 args = parser.parse_args()
 def get_config():
     if k8s.CONFIG: