Imports github.com/alexedwards/argon2id github.com/atmatto/atylar github.com/go-chi/chi/v5 github.com/go-chi/chi/v5/middleware github.com/google/uuid github.com/nbutton23/zxcvbn-go Standard library imports context crypto/rand embed encoding/base64 encoding/json errors fmt io io/ioutil log net/http os os/signal path/filepath regexp strings sync time