Adding LDAP login

app/schemas/user.py

@@ -29,6 +29,8 @@ class UserRead(UserBase):
     model_config = ConfigDict(from_attributes=True)
 
     id: int
+    username: str | None = None
+    auth_source: str = "local"
     is_active: bool
     is_superuser: bool
     created_at: datetime