useUpdateProfile
Display name and photo URL.
const { update, loading } = useUpdateProfile();
await update({ displayName: fullName, photoURL: avatarUrl });Returns
update({ displayName?, photoURL? }) resolves to { success: true } or a failure result. Both fields accept null to clear them. Also exposes loading, error, and success.
Notes
No reauthentication needed — Firebase treats profile fields as non-sensitive.