Added frontend folder structure in Ombase's branch

Frontend/src/store/index.js

@@ -0,0 +1,14 @@
+import { configureStore } from "@reduxjs/toolkit";
+import userSlice from "./userSlice";
+import messageSlice from "./messageSlice";
+import loaderSlice from "./loaderSlice";
+
+const MentifyStore = configureStore({
+  reducer: {
+    user: userSlice.reducer,
+    messages: messageSlice.reducer,
+    loader: loaderSlice.reducer,
+  },
+});
+
+export default MentifyStore;