fix(files): replace hard coded status codes with constants (#11544)

### What problem does this PR solve?

To solve the problem of error reporting caused by type errors when
various types of exception returns are triggered

### Type of change

- [x] Bug Fix (non-breaking change which fixes an issue)

common/constants.py

@@ -49,6 +49,7 @@ class RetCode(IntEnum, CustomEnum):
     RUNNING = 106
     PERMISSION_ERROR = 108
     AUTHENTICATION_ERROR = 109
+    BAD_REQUEST = 400
     UNAUTHORIZED = 401
     SERVER_ERROR = 500
     FORBIDDEN = 403