F7 v8 Svelte Dynamic Tabs question

Guys, as always is something trivial but I can’t figure it out. In F7 v7 ‘tabs’ this was working fine,

  {#each Object.entries(popupContent) as [name, value], i}
    <Link tabLink="#tab-{i + 1}" class={i ? "" : "tabLinkActive"}>{name}</Link>
  {/each}

on initial load selecting ‘first’ tab, but in v8 ‘tabLinkActive’ isn’t class. So it should be something like this:

  {#each Object.entries(popupContent) as [name, value], i}
    <Link tabLink="#tab-{i + 1}" {i ? "" : "tabLinkActive"}>{name}</Link>
  {/each} 

but I am getting ‘error’, any ideas?

Thank you in advance!