modify: 性能优化

auth/router/login.py

@@ -1,6 +1,6 @@
 import time
 from datetime import datetime
-import json
+import orjson
 
 from sqlalchemy import select
 
@@ -73,7 +73,7 @@ async def login(login_post_request: LoginPostRequest) -> LoginPostResponse:
         }
 
         token = jwt.encode(
-            json.dumps(payload), 
+            orjson.dumps(payload).decode(), 
             expires_in_seconds=10800   # 3小时有效期
         )