Imports github.com/aws/aws-sdk-go-v2/aws github.com/aws/aws-sdk-go-v2/aws/external github.com/aws/aws-sdk-go-v2/service/s3 github.com/aws/aws-sdk-go-v2/service/s3/s3manager Standard library imports compress/gzip context encoding/csv encoding/json flag fmt io log mime net/url os os/signal path/filepath strconv strings sync sync/atomic time