feat(lst): tan stack routes added with protected routes

frontend/src/routes/_auth/dashboard.tsx

@@ -0,0 +1,9 @@
+import { createFileRoute } from '@tanstack/react-router'
+
+export const Route = createFileRoute('/_auth/dashboard')({
+  component: RouteComponent,
+})
+
+function RouteComponent() {
+  return <div>Hello "/_auth/dashboard"!</div>
+}

frontend/src/routes/_auth/profile.tsx

@@ -0,0 +1,9 @@
+import {createFileRoute} from "@tanstack/react-router";
+
+export const Route = createFileRoute("/_auth/profile")({
+    component: RouteComponent,
+});
+
+function RouteComponent() {
+    return <div>Hello "/profile"!</div>;
+}