feat: initial auth config

src/routes/_authenticated.tsx

@@ -0,0 +1,19 @@
+import { createFileRoute, Navigate, Outlet } from "@tanstack/react-router"
+import { Authenticated, Unauthenticated } from "convex/react"
+
+export const Route = createFileRoute("/_authenticated")({
+	component: AuthenticatedLayout,
+})
+
+function AuthenticatedLayout() {
+	return (
+		<>
+			<Authenticated>
+				<Outlet />
+			</Authenticated>
+			<Unauthenticated>
+				<Navigate to="/login" />
+			</Unauthenticated>
+		</>
+	)
+}