import { ... } from 'react-firehooks/app-check';Returns and updates the current App Check token
const [user, loading, error] = useAppCheckToken(auth);Params:
appCheck: Firebase App Check instance
Returns:
value: App Check token;undefinedif the token is currently being fetched, or an error occurredloading:truewhile fetching the token;falseif the token was fetched successfully or an error occurrederror:undefinedif no error occurred