Clear codebase (IDFGH-11617)

[qulad]

deleted obivious example and doc files/folders

[github-actions]

	Warnings
⚠️	The PR description looks very brief, please check if more details can be added.
⚠️	Some issues found for the commit messages in this MR: the commit message Initial Commit appears to be a temporary or automatically generated message Please consider updating these commit messages.

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