@@ -30,6 +30,7 @@ import Control.Lens hiding ((.=))
30import Control.Monad.Base
30import Control.Monad.Base
31import Control.Monad.Catch
31import Control.Monad.Catch
32import Control.Monad.Except
32import Control.Monad.Except
33+import Control.Monad.Fail
33import Control.Monad.State.Strict
34import Control.Monad.State.Strict
34import Control.Monad.Trans.Control
35import Control.Monad.Trans.Control
35import Data.Aeson
36import Data.Aeson