adds redux dev tools

index.js

@@ -6,6 +6,7 @@
 import thunkMiddleware from 'redux-thunk';
 import { createLogger } from 'redux-logger';
 import { createStore, applyMiddleware } from 'redux';
+import { composeWithDevTools } from 'redux-devtools-extension';
 import rootReducer from './reducers/index';
 import * as ActionCreators from './actions';
 
@@ -14,10 +15,10 @@ const loggerMiddleware = createLogger();
 // Its API is { subscribe, dispatch, getState }.
 export const store = createStore(
   rootReducer,
-  applyMiddleware(
+  composeWithDevTools(applyMiddleware(
     thunkMiddleware,
     loggerMiddleware,
-  ),
+  )),
 );
 
 export const actions = ActionCreators;

package-lock.json

@@ -6474,6 +6474,11 @@
         "symbol-observable": "1.1.0"
       }
     },
+    "redux-devtools-extension": {
+      "version": "2.13.2",
+      "resolved": "https://registry.npmjs.org/redux-devtools-extension/-/redux-devtools-extension-2.13.2.tgz",
+      "integrity": "sha1-4Pmo6N/KfBe+kscSSVijuU6ykR0="
+    },
     "redux-logger": {
       "version": "3.0.6",
       "resolved": "https://registry.npmjs.org/redux-logger/-/redux-logger-3.0.6.tgz",

package.json

@@ -15,6 +15,7 @@
   "dependencies": {
     "node-fetch": "2.1.1",
     "redux": "3.7.2",
+    "redux-devtools-extension": "^2.13.2",
     "redux-logger": "3.0.6",
     "redux-thunk": "2.2.0"
   },