Imports github.com/mbertschler/guiapi github.com/mbertschler/guiapi/api github.com/mbertschler/guiapi/assets github.com/mbertschler/html github.com/mbertschler/html/attr Standard library imports context crypto/rand embed encoding/base64 encoding/json errors flag fmt io io/fs log net/http os path/filepath sort strings sync time