underline

pnpm dlx shadcn@latest add https://opensourceicon.com/r/fa6-solid/underline.json

<svg xmlns="http://www.w3.org/2000/svg" width="96" height="110" viewBox="0 0 448 512"><path fill="currentColor" d="M16 64c0-17.7 14.3-32 32-32h96c17.7 0 32 14.3 32 32s-14.3 32-32 32h-16v128c0 53 43 96 96 96s96-43 96-96V96h-16c-17.7 0-32-14.3-32-32s14.3-32 32-32h96c17.7 0 32 14.3 32 32s-14.3 32-32 32h-16v128c0 88.4-71.6 160-160 160S64 312.4 64 224V96H48c-17.7 0-32-14.3-32-32M0 448c0-17.7 14.3-32 32-32h384c17.7 0 32 14.3 32 32s-14.3 32-32 32H32c-17.7 0-32-14.3-32-32"/></svg>