Phone field with a flag and dial-code chooser on the left, then the national number in mono.
Requires shadcn/ui initialized. Run npx shadcn@latest init if you haven't.
import { Form19 } from "@/components/beste/piece/form19";
<Form19
label="Mobile number"
flag="🇹🇷"
dialCode="+90"
value="532 000 12 34"
hint="We'll text a login code if you enable 2FA."
/>