Imports github.com/kr/pretty golang.org/x/crypto/acme golang.org/x/crypto/acme/autocert gopkg.in/yaml.v2 Standard library imports bytes compress/gzip crypto/rand crypto/sha256 crypto/tls encoding/gob encoding/hex errors flag fmt go/build html html/template io io/ioutil log net/http net/url os path/filepath runtime strconv strings sync time