Go

package main
import (
	"context"
	"log"
	"os"
	"github.com/resentmail/resent-go"
)
func main() {
	client, err := resent.New(os.Getenv("RESENT_API_KEY"))
	if err != nil {
		log.Fatal(err)
	}
	result, err := client.Emails().Send(context.Background(), &resent.SendEmail{
		From:    "Acme <noreply@yourdomain.com>",
		To:      []string{"you@example.com"},
		Subject: "Hello World",
		HTML:    "<strong>It works!</strong>",
	})
	if err != nil {
		log.Fatal(err)
	}
	log.Println(result.SubmissionID)
}