Imports github.com/aws/aws-sdk-go/aws/session github.com/nfnt/resize github.com/aws/aws-sdk-go/service/s3 github.com/aws/aws-lambda-go/lambda github.com/aws/aws-lambda-go/events github.com/aws/aws-sdk-go/aws github.com/aws/aws-sdk-go/service/s3/s3manager Standard library imports image image/jpeg bytes log os