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

frontend/src/routes/about.tsx

@@ -0,0 +1,13 @@
+import {createFileRoute} from "@tanstack/react-router";
+
+export const Route = createFileRoute("/about")({
+    component: About,
+});
+
+function About() {
+    return (
+        <div className="m-auto">
+            <h2>About page to come.</h2>
+        </div>
+    );
+}