User-agent: *
Disallow: /admin/
Disallow: /login
Disallow: /register

# AI crawlers — explicitly allowed
User-agent: GPTBot
Allow: /

User-agent: ClaudeBot
Allow: /

User-agent: Google-Extended
Allow: /

User-agent: PerplexityBot
Allow: /

User-agent: Amazonbot
Allow: /

Sitemap: https://pixelartchallenge.net/sitemap.xml