square-arrow-up from coolicons in Line with regular corners. upload, ascend, raise, north, increase, top, box. Other styles and corners: @coolicons/<style>/<radius>/square-arrow-up with line, duocolor, duotone, fill or bulk and sharp or round. Leave out regular, like @coolicons/fill/square-arrow-up, and use @coolicons/square-arrow-up for line with regular corners.
pnpm dlx shadcn@latest add "https://coolicons.cool/r/square-arrow-up.json"