Imports github.com/readium/readium-lcp-server/crypto github.com/readium/readium-lcp-server/epub github.com/readium/readium-lcp-server/lcpserver/api github.com/readium/readium-lcp-server/pack github.com/readium/readium-lcp-server/storage github.com/satori/go.uuid Standard library imports archive/zip bytes crypto/sha256 encoding/hex encoding/json errors fmt io net/http net/url os path/filepath strings