to-4x3

pnpm dlx shadcn@latest add https://opensourceicon.com/r/flag/to-4x3.json

<svg xmlns="http://www.w3.org/2000/svg" width="96" height="72" viewBox="0 0 640 480"><g fill-rule="evenodd" stroke-width="1pt"><path fill="#c10000" d="M0 0h640v480H0z"/><path fill="#fff" d="M0 0h250v200.3H0z"/><g fill="#c10000"><path d="M102.8 31.2h39.9v139.6h-39.8z"/><path d="M192.6 81v40H53V81z"/></g></g></svg>