App de lector de qr

Aia de la app:
https://drive.google.com/file/d/1xEMdEi7sGazz5roc7uFLE6nVXbFz67Yi/view?usp=sharing
Vídeo de la app:
https://drive.google.com/file/d/1bCxfXa3l--KhRLPZcOQe7ynutfjet7V3/view?usp=sharing