create store

+import { createStore, applyMiddleware } from "redux";
+import thunk from "redux-thunk";
+import combineReducers from "./reducers";
+
+import { composeWithDevTools } from "redux-devtools-extension";
+
+const initialState = {};
+
+const middleware = [thunk];
+
+const store = createStore(
+    combineReducers,
+    initialState,
+    composeWithDevTools(applyMiddleware(...middleware))
+);
+
+export default store;