src/Loh/Server/Server.hs:83:35:
    Couldn't match expected type `Logger' with actual type `Priority'
    In the first argument of `setLevel', namely `DEBUG'
    In the first argument of `(.)', namely `setLevel DEBUG'
    In the second argument of `updateGlobalLogger', namely
      `(setLevel DEBUG . setHandlers handlers)'

src/Loh/Server/Server.hs:83:43:
    Couldn't match type `Logger' with `Priority'
    Expected type: Logger -> Priority
      Actual type: Logger -> Logger
    In the return type of a call of `setHandlers'
    In the second argument of `(.)', namely `setHandlers handlers'
    In the second argument of `updateGlobalLogger', namely
      `(setLevel DEBUG . setHandlers handlers)'