Error found:
in module Main
at src/Main.purs:65:29 - 65:37 (line 65, column 29 - line 65, column 37)

  Could not match type

    ( nextId :: Int
    , textVal :: Maybe String
    , items :: Array
                 { key :: String
                 , val :: String
                 }
    )

  with type

    { nextId :: Int
    , textVal :: Maybe String
    , items :: Array
                 { key :: String
                 , val :: String
                 }
    }


while trying to match type { nextId :: Int
                           , textVal :: Maybe String
                           , items :: Array
                                        { key :: String
                                        , val :: String
                                        }
                           }
  with type t0
while checking that expression appState
  has type { nextId :: Int
           , textVal :: Maybe String
           , items :: Array
                        { key :: String
                        , val :: String
                        }
           }
in value declaration main