Imports github.com/gabriel-vasile/mimetype github.com/makiuchi-d/gozxing github.com/makiuchi-d/gozxing/qrcode github.com/pdfcpu/pdfcpu/pkg/api github.com/pdfcpu/pdfcpu/pkg/pdfcpu/model Standard library imports bytes encoding/base64 encoding/xml errors image image/jpeg image/png io/ioutil os strings