* initial api-docs implementation
* change pip install extensions
* add examples README as it is needed to build Sphinx gallery + some minor changes
* call sphinx directly from workflow
* fixed commit id issue for workflow
* fix path issue in publish-python-apidocs.yml
* add tools API and cleanup
* update copyright from current year
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Co-authored-by: Sayan Shaw <sayanshaw@microsoft.com>
Sayan Shaw