Imports github.com/aws/aws-sdk-go/aws github.com/aws/aws-sdk-go/aws/session github.com/aws/aws-sdk-go/service/s3/s3manager github.com/esimov/colorquant github.com/esimov/pigo/core github.com/google/uuid golang.org/x/image/draw Standard library imports encoding/base64 fmt io io/ioutil image image/color/palette image/gif image/jpeg image/png log net/http net/url os path/filepath sort strconv strings sync time