[0.0.2] Adds Google and Github OAuth2 Login

Implements integration with the Backend API feature of OAuth2 Login with Google and Github.

src/app/app-router.module.ts

@@ -2,6 +2,7 @@ import { NgModule } from '@angular/core';
 import { CommonModule } from '@angular/common';
 import { RouterModule, Routes } from '@angular/router';
 import { HomeComponent } from './home/home.component';
+import { CallbackComponent } from './header/header-popup/callback/callback.component';
 
 const routes: Routes = [
     {
@@ -12,6 +13,10 @@ const routes: Routes = [
     {
         path: 'home',
         component: HomeComponent
+    },
+    {
+        path: 'callback',
+        component: CallbackComponent
     }
 ]