Function signIn

example/withSuspense/Auth.tsx:9–13

const signOut = auth => auth.signOut().then(() => console.log('signed out'));
const signIn = async auth => {
  const provider = new GoogleAuthProvider();

  await signInWithPopup(auth, provider);
}

export const AuthWrapper = ({ children, fallback }: React.PropsWithChildren<{ fallback: JSX.Element }>): JSX.Element => {
  const { data: signInCheckResult } = useSigninCheck();