text: export const RECEIVE_DECKS = "RECEIVE_DECKS"
  export const ADD_DECK = "ADD_DECK"
  export const ADD_CARD = "ADD_CARD"
  
  export function addDeck(deck) {
    return {
      type: ADD_DECK,
      deck
    }
  }
  
  export function receiveDecks(decks) {
    return {
      type: RECEIVE_DECKS,
      decks
    }
  }
  
  export function addCard(card) {
    return {
      type: ADD_CARD,
      card
    }
  }
  