Checks whether a given user agent may fetch a given path on a host, per the site's robots.txt (specific-agent groups, wi

Checks whether a given user agent may fetch a given path on a host, per the site's robots.txt (specific-agent groups, wildcard rules, Allow/Disallow longest-match). Also returns crawl-delay, sitemap URLs and whether the site publishes llms.txt or ai.txt. For scraping and research agents that want to crawl politely and prove compliance.