Setup ZnaKes repo

[alv-around]

Setup Znakes repo to be released in Pip

Description

This PR add all the features for a robust open-sourced python package. This includes:

• Comprehensive README.md
• Clear contribution guidelines and code of conduct
• Facilitate the contribution of other people
• Code quality KPIs
• CI process
• Standard versioning
• Publish

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Additional context

This pull request fixes #8 issue

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