in app/lib/client-token-generator.ts [21:27]
export async function getTokens(): Promise<Tokens> {
const appCheckTokenResponse = await getToken(appCheck, false);
const appCheckToken = appCheckTokenResponse.token;
const userToken = await auth.currentUser?.getIdToken();
if (!userToken) throw new Error('no user token');
return {userToken, appCheckToken};
}