set env variables config in webpack file

src/store/reducers/reducerDocumentary.js

@@ -4,8 +4,8 @@ export default function (state = {}, action) {
   switch (action.type) {
     case FETCH_DOCUMENTARIES:
       const data = action.payload.data.results;
-      return { ...state, data }
+      return { ...state, data };
     default:
       return state;
   }
-}
+}