Improved documentation structure and clarity in README.md

Description

Improved the documentation structure and clarity in README.md.

• Reorganized installation steps under clearer headings.
• Reformatted code blocks for better readability.
• Added short explanations and consistent formatting across the file.

Motivation

The README is the first point of contact for new users. These changes enhance understanding and reduce confusion during setup, especially for first-time contributors.

Checklist

• [x] Code blocks are well-formatted
• [x] Headings follow consistent markdown structure
• [x] Content is easy to follow for new users

Related Issue

No specific issue linked — this is a general improvement.

Hi maintainers

I've improved the formatting and readability of the README.md file by restructuring the documentation and fixing inconsistencies.

Please let me know if any further changes are needed.

Thank you for the opportunity to contribute