feat: add auth to tui

apps/expo/app/approve.tsx

@@ -0,0 +1,23 @@
+import { authClient } from "@/lib/auth-client";
+import { useLocalSearchParams } from "expo-router";
+import { useEffect } from "react";
+import { Text } from "react-native";
+
+export default function Page() {
+  const { code } = useLocalSearchParams<{code: string }>();
+  const { isPending, data } = authClient.useSession();
+  if (isPending) return <Text>Loading...</Text>;
+  if (!isPending && !data) return <Text>Please log in</Text>;
+
+  useEffect(() => {
+    authClient.device.approve({
+      userCode: code,
+    });
+
+  }, []);
+
+  return <Text>
+    Approving: {code}
+  </Text>
+}
+