Enhance README with troubleshooting and FAQ

[Dippp10-ally]

📌 Description

This PR enhances the project documentation by introducing dedicated Troubleshooting and Frequently Asked Questions (FAQ) sections to the README. These additions aim to help users and contributors quickly resolve common issues, reduce repetitive support requests, and improve the overall onboarding experience.

🔗 Related Issue

Closes #587

🛠 Changes Made

• Added a Troubleshooting section covering common installation, configuration, and runtime issues.
• Added a FAQ section answering frequently asked questions about setup, usage, and contribution.
• Improved the README structure and navigation for better readability.
• Ensured the new documentation follows the existing formatting and style of the project.

📸 Screenshots (if applicable)

Not applicable – this is a documentation-only change.

✅ Checklist

• Code runs locally (not applicable; documentation-only change)
• Followed project structure
• No console errors
• Properly reviewed and verified the documentation changes
• Linked the related issue

🚀 Notes for Reviewers

This PR only updates the README documentation. No source code, application logic, dependencies, or APIs were modified. Please review the clarity, accuracy, and formatting of the newly added Troubleshooting and FAQ sections.

[Dippp10-ally]

@PatelHarsh2006 ji , do assign labels called as gssoc:approved , level:intermediate , type:docs , quality:exceptional to above pull request number 588 also.....do merge above pull request number 588 also.....