src/store/index.ts

import {configureStore} from '@reduxjs/toolkit';
import  userReducer from './userReducer';
import  settingReducer  from './settingReducer';
const store = configureStore({
  reducer: {
    user: userReducer,
    setting:settingReducer,
  }
});

export default store;
export type RootState = ReturnType<typeof store.getState>

export type AppDispatch = typeof store.dispatch