feat: sdk migration in progress

ui/src/components/protected-route.tsx

@@ -0,0 +1,12 @@
+import { useAuth } from "@/auth/use-auth.ts"
+import { Navigate, Outlet, useLocation } from "react-router-dom"
+
+export const ProtectedRoute = () => {
+  const { authed } = useAuth()
+  const loc = useLocation()
+
+  if (!authed) {
+    return <Navigate to={`/login?to=${encodeURIComponent(loc.pathname + loc.search)}`} replace />
+  }
+  return <Outlet />
+}