message: fix: stack key issue
diff: @@ -144,20 +144,22 @@ export const Stack = React.forwardRef(function Stack(
  const isLast = index + 1 === validChildren.length
  const _child = shouldWrapChildren ? <StackItem>{child}</StackItem> : child
  - if (!hasDivider) return _child
  + if (!hasDivider) {
  + return <React.Fragment key={index}>{_child}</React.Fragment>
  + }
  +
  + const cloneDivider = isLast
  + ? null
  + : React.cloneElement(divider as any, {
  + css: css({ "&": dividerStyles }),
  + })
  - if (!isLast) {
  return (
  <React.Fragment key={index}>
  {_child}
  - {React.cloneElement(divider as any, {
  - css: css({ "&": dividerStyles }),
  - })}
  + {cloneDivider}
  </React.Fragment>
  )
  - }
  -
  - return _child
  })
  const sx = (theme: Dict) => {
  