User-Agent: *
Disallow: /admin/
Allow: /

User-Agent: Googlebot
Allow: /.
Disallow: /admin/
Allow: /

User-Agent: Googlebot-Image
Allow: /.
Disallow: /admin/
Allow: /

User-Agent: Adsbot-Google
Allow: /.
Disallow: /admin/
Allow: /

User-Agent: Googlebot-Mobile
Allow: /.
Disallow: /admin/
Allow: /