Check user count to prevent more than one registered user

resources/js/app.js

@@ -59,6 +59,12 @@ const router = new VueRouter({
             name: 'edit',
             component: Edit,
         },
+        {
+            path: '/flooded',
+            name: 'flooded',
+            component: NotFound,
+            props: true
+        },
         {
             path: '/error',
             name: 'GenericError',