import { BoxIcon } from "lucide-react";import { useState } from "react";import { getDomain } from "tldts"; // ---------------------------------------------------------------------------// SourceFavicon — renders a small favicon derived from a source URL.// Falls back to a neutral icon if the URL is missing or the image fails to load.// --------------------------------------------------------------------------- export function sourceFaviconUrl(url: string | undefined, size: number): string | null {  if (!url) return null;  const domain = getDomain(url) ?? (URL.canParse(url) ? getDomain(new URL(url).hostname) : null);  if (!domain) return null;  return `https://www.google.com/s2/favicons?domain=${domain}&sz=${size * 2}`;} export function sourceLocalIconUrl(sourceId: string | undefined): string | null {  if (sourceId !== "executor") return null;  return "/favicon-32.png";} export function SourceFavicon({  sourceId,  url,  size = 16,}: {  sourceId?: string;  url?: string;  size?: number;}) {  const [failed, setFailed] = useState(false);  const src = failed ? null : (sourceLocalIconUrl(sourceId) ?? sourceFaviconUrl(url, size));   if (!src) {    return (      <BoxIcon        aria-hidden        className="shrink-0 text-muted-foreground"        style={{ width: size, height: size }}      />    );  }   return (    <img      src={src}      alt=""      width={size}      height={size}      loading="lazy"      onError={() => setFailed(true)}      className="shrink-0 rounded-sm"      style={{ width: size, height: size }}    />  );}