클라이언트 사이드 자바스크립트 없이 AI 봇 분석 시스템 구축하기

export async function onRequest(context: EventContext): Promise<Response> {
  const userAgent = context.request.headers.get('user-agent') || '';
  const botName = detectAiBot(userAgent);

  if (!botName) {
    return context.next();
  }

  const url = new URL(context.request.url);
  console.log(`[AI Bot] ${botName} → ${url.pathname} (${context.request.method})`);

  const websiteId = context.env.PUBLIC_UMAMI_WEBSITE_ID;
  if (websiteId) {
    context.waitUntil(sendToUmami(websiteId, botName, context.request));
  }

  return context.next();
}

const AI_BOT_PATTERNS: ReadonlyArray<{ pattern: RegExp; name: string }> = [
  { pattern: /GPTBot/i, name: 'GPTBot' },
  { pattern: /ChatGPT-User/i, name: 'ChatGPT-User' },
  { pattern: /ClaudeBot/i, name: 'ClaudeBot' },
  { pattern: /PerplexityBot/i, name: 'PerplexityBot' },
  // ...(중략)
];