import { configureStore } from "@reduxjs/toolkit"; import counterReducer from "./counter"; const store = configureStore({ reducer: { counter: counterReducer }, }); export default store; // Infer the `RootState` and `AppDispatch` types from the store itself export type RootState = ReturnType; // Inferred type: {posts: PostsState, comments: CommentsState, users: UsersState} export type AppDispatch = typeof store.dispatch;