feat: Python API Docs on GitHub Pages

[vi-shruti]

Description of the change

Publishing the Python API docs on GitHub page so that the content is rendered in an easily navigable way.

Motivation

Issue #590: Publish Python API docs somewhere

Type of change

Choose one: Feature request | Documentation

Checklist

• I have performed a self-review of my code.
• I have added detailed comments to my code where applicable.
• I have verified that my change does not break existing code.
• My PR is based on the latest changes of the main branch (if unsure, please run git pull --rebase upstream main).
• I am familiar with the Google Style Guide for the language I have coded in.
• I have read through the Contributing Guide and signed the Contributor License Agreement.

[google-cla]

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[Kartikayy007]

@vi-shruti I think the changes are approved but the CLA is not signed which is preventing updates to be merged
you can sign the CLA here - https://cla.developers.google.com/

[vi-shruti]

Hi @Kartikayy007,
I have updated the CLA. It should reflect now.