Function shareChallenge

frontend/src/App.tsx:322–327

(challenge: Challenge)

  const [shareFallbackText, setShareFallbackText] = useState("");

  async function shareChallenge(challenge: Challenge) {
    const text = challengeShareText(challenge);
    const copied = await copyText(text);
    setShareMessage(copied ? "分享文案已复制。" : "复制失败，可手动复制下面的文案。");
    setShareFallbackText(copied ? "" : text);
  }

  return (
    <section className="contentGrid">