isOptimistic for CartLineItem only works when added to cart, not when updating or removing the line

[octave]

What is the location of your example repository?

Use Skeleton-template

Which package or tool is having this issue?

Hydrogen

What version of that package or tool are you using?

2024.10.1

What version of Remix are you using?

2.13.1

Steps to Reproduce

On a fresh install npm create @shopify/hydrogen@latest -- --quickstart add a console log in the CartLineItem.jsx file:

export function CartLineItem({layout, line}) {
  const {id, merchandise} = line;
  const {product, title, image, selectedOptions} = merchandise;
  const lineItemUrl = useVariantUrl(product.handle, selectedOptions);
  const {close} = useAside();
  console.log('line optimistic', line.isOptimistic);

Expected Behavior

line.isOptimistic should be true when adding, updating or removing a line.

Actual Behavior

line.isOptimistic only return true when adding a line.

[octave]

Has anyone got a chance to look into it?