Imports github.com/mattn/go-zglob github.com/pkg/browser github.com/shu-go/gli golang.org/x/oauth2 golang.org/x/oauth2/google golang.org/x/xerrors google.golang.org/api/gmail/v1 google.golang.org/api/option Standard library imports context encoding/base64 encoding/json errors fmt io/ioutil net/http os path/filepath sort strings sync time