Imports github.com/h2non/filetype/types golang.org/x/time/rate github.com/mewkiz/flac/meta github.com/icza/bitio github.com/h2non/filetype github.com/mewkiz/flac Standard library imports net/http/cookiejar bytes context crypto/rand encoding/base64 encoding/json errors fmt io/ioutil net/http net/url os path/filepath strconv strings time