message: use React.Children to map
diff: @@ -37,7 +37,7 @@ const AvatarChild = styled.img`
  `
  const transformChildren = children => {
  const count = children.length
  - const newChildren = children.map((child, index) => {
  + const newChildren = React.Children.map(children, (child, index) => {
  return (
  <>
  {count > 3 && index === 2 && <div className="avatar-more" />}
  