layout-column-two-split-right-focus-top-right-20-filled

pnpm dlx shadcn@latest add https://opensourceicon.com/r/fluent/layout-column-two-split-right-focus-top-right-20-filled.json

<svg xmlns="http://www.w3.org/2000/svg" width="96" height="96" viewBox="0 0 20 20"><path fill="currentColor" d="M3 6a3 3 0 0 1 3-3h8a3 3 0 0 1 3 3v8a3 3 0 0 1-3 3H6a3 3 0 0 1-3-3zm3-2a2 2 0 0 0-2 2v8a2 2 0 0 0 2 2h3.5V4zm8 12a2 2 0 0 0 2-2v-4h-5.5v6z"/></svg>