Update generator code and README#3

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AndreySV wants to merge 5 commits intoptrcnull:masterfrom

AndreySV:master

Commits on Nov 14, 2022

Commits on Dec 19, 2022

Add qr-code generation
Ildar Abdullin
committed

Commits on Jan 2, 2023

Merge pull request #1 from abdyll333/feature-generate-qr
AndreySV
authored