Imports github.com/aws/aws-sdk-go/aws/session github.com/aws/aws-sdk-go/service/ses github.com/aws/aws-sdk-go/service/sns github.com/sendgrid/sendgrid-go github.com/sendgrid/sendgrid-go/helpers/mail github.com/aws/aws-sdk-go/aws Standard library imports encoding/base64 fmt net/http net/url os strings