Imports github.com/disintegration/imaging github.com/golang/freetype github.com/golang/freetype/truetype github.com/yasin-wu/utils/redis Imports in module “github.com/yasin-wu/graphic_captcha” github.com/yasin-wu/graphic_captcha/redis Standard library imports bytes encoding/base64 encoding/json errors fmt image image/color image/draw image/jpeg image/png io/ioutil log math math/rand os path strconv strings time unsafe