1- right a QR code using flutter and that QR code will read the QR code from a photo or take it from the camera.

2- the code will be checked with the database and if it is the same it will download the photo.

3- create a button that will save the QR code to the app, so you can see it whenever you want.

4- create a button that will create a new QR code and will assign a photo to it.