Add imports and update settings in auth.py

src/backend/langflow/services/settings/auth.py

@@ -1,26 +1,26 @@
+import secrets
 from pathlib import Path
 from typing import Optional
-import secrets
+
+from loguru import logger
+from passlib.context import CryptContext
+from pydantic import Field, validator
+from pydantic_settings import BaseSettings
+
 from langflow.services.settings.constants import (
  DEFAULT_SUPERUSER,
  DEFAULT_SUPERUSER_PASSWORD,
 )
 from langflow.services.settings.utils import read_secret_from_file, write_secret_to_file
 
-from pydantic import Field, validator
-from pydantic_settings import BaseSettings
-from passlib.context import CryptContext
-from loguru import logger
-
 
 class AuthSettings(BaseSettings):
  # Login settings
  CONFIG_DIR: str
  SECRET_KEY: str = Field(
  default="",
  description="Secret key for JWT. If not provided, a random one will be generated.",
- env="LANGFLOW_SECRET_KEY",
- allow_mutation=False,
+ frozen=False,
  )
  ALGORITHM: str = "HS256"
  ACCESS_TOKEN_EXPIRE_MINUTES: int = 60