store.js

import { configureStore } from '@reduxjs/toolkit';
import { createWrapper } from 'next-redux-wrapper';
import { persistReducer, persistStore } from 'redux-persist';
import storage from 'redux-persist/lib/storage';
import rootReducer from './reducer';

const persistConfig = {
  key: 'root',
  storage,
};

const persistedReducer = persistReducer(persistConfig, rootReducer);

const makeStore = () => {
  const store = configureStore({ reducer: persistedReducer });
  store.__persistor = persistStore(store);
  return store;
};

export const wrapper = createWrapper(makeStore);