fix(login): Update fallback route to root path

packages/dashboard/src/app/routes/login.tsx

@@ -3,7 +3,7 @@ import { useAuth } from '@/hooks/use-auth.js';
 import { createFileRoute, Navigate, redirect, useRouterState } from '@tanstack/react-router';
 import { z } from 'zod';
 
-const fallback = '/dashboard' as const;
+const fallback = '/' as const;
 
 export const Route = createFileRoute('/login')({
     validateSearch: z.object({