Add qrcode to userMethods

[mzur]

I wanted to use the QR code in a user blueprint and the user model was missing the method.

[what-the-diff[bot]]

PR Summary

• Introduction of QRcode Generation Method A new functionality called qrcode has been added to our system. This will enhance the user's experience by allowing quick and efficient data access and sharing via QR codes. This change is mainly made in the index.php file.

[mzur]

That was quick, thank you! Will you also publish a release? :slightly_smiling_face:

[bnomei]

https://github.com/bnomei/kirby3-qrcode/releases/tag/v2.2.0