docs: improve the README and other related documentation

[brionmario]

Current Limitation

The amount of documentation we have is not enough.

Suggested Improvement

Need to improve the README and other relevant information to help developers who are looking to explore/contribute.

Please select the package issue is related to

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Version

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Reporter Checklist

• I have searched the existing issues and this is not a duplicate.
• I have provided all the necessary information.
• I have verified the improvement is not available in the latest version of the package.