export default {
  async fetch(request) {
    const policy = `version: STSv1
mode: testing
mx: aspmx.l.google.com
mx: smtp.google.com
mx: alt2.aspmx.l.google.com
mx: alt3.aspmx.l.google.com
mx: alt4.aspmx.l.google.com
mx: alt1.aspmx.l.google.com
max_age: 604800`;

    return new Response(policy, {
      headers: { "content-type": "text/plain; charset=utf-8" }
    });
  }
};