📝 Pull Request: Revamp README.md for Better Clarity, Structure & Accessibility

[Ayushibehera]

What has changed?

This PR enhances the structure, readability, and accessibility of the README.md file in the Keploy Docs repository.

Summary of changes:

• Fixed broken link to Keploy Community Forum at line 14

• Highlighted the main repo's issue tracker with a clickable hyperlink

• Replaced all improper <br/> tags with Markdown-compliant spacing

• Reworded unclear sentences and standardized terminology (e.g., NodeJS → Node.js)

• Added a Table of Contents for easier navigation

• Corrected the Slack badge label from @layer5 to Keploy

Type of change

• Documentation update (if none of the other choices apply).

How Has This Been Tested?

No build-breaking changes introduced. Only README.md was modified.

Checklist:

• My code follows the style guidelines of this project.
• I have performed a self-review of my own code.

[github-actions]

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