shell-window-maximize-filled

pnpm dlx shadcn@latest add https://opensourceicon.com/r/lsicon/shell-window-maximize-filled.json

<svg xmlns="http://www.w3.org/2000/svg" width="96" height="96" viewBox="0 0 16 16"><path fill="currentColor" fill-rule="evenodd" d="M3.146 4.146A.5.5 0 0 1 3.5 4h9a.5.5 0 0 1 .5.5v7a.5.5 0 0 1-.5.5h-9a.5.5 0 0 1-.5-.5v-7a.5.5 0 0 1 .146-.354" clip-rule="evenodd"/></svg>