rainbow from coolicons in Line with regular corners. colors, colorful, pride, lgbt, weather, spectrum, arc. Other styles and corners: @coolicons/<style>/<radius>/rainbow with line, duocolor, duotone, fill or bulk and sharp or round. Leave out regular, like @coolicons/fill/rainbow, and use @coolicons/rainbow for line with regular corners.
pnpm dlx shadcn@latest add "https://coolicons.cool/r/rainbow.json"