type Mailgun = {

  api_key: string;

};

export async function main(

  resource: Mailgun,

  data: {

    address: string;

    provider_lookup?: boolean;

  }

) {

  return (

    await fetch(

      `https://api.mailgun.net/v3/address/validate?address=${

        data.address

      }&provider_lookup=${data.provider_lookup ?? true}`,

      {

        method: "POST",

        headers: {

          Authorization:

            "Basic " +

            Buffer.from(`api:${resource.api_key}`).toString("base64"),

        },

      }

    )

  ).json();

}