go get
go get -u github.com/gobuffalo/packr/v2/...
packr2 build
seag

Usage of ./seag:
  -height int
        Output height
  -html
        Whether output html or not
  -i string
        Input image (default "sample.jpg")
  -q int
        Quality (default 10)
  -v int
        Variation -1 = all (default -1)
  -width int
        Output width (default 24)