export function slugify(input: string): string {
  const normalized = input
    .toLowerCase()
    .replace(/[^a-z0-9]+/g, "-")
    .replace(/^-+|-+$/g, "");
  return normalized.length > 0 ? normalized.slice(0, 40) : "update";
}

export function extractPrInfo(text: string): { prUrl: string | null; prNumber: number | null } {
  const url = text.match(/https?:\/\/\S+/)?.[0] ?? null;
  const num = text.match(/(?:pulls|pull|pr)\/(\d+)/i)?.[1] ?? text.match(/#(\d+)/)?.[1] ?? null;
  return { prUrl: url, prNumber: num === null ? null : Number(num) };
}