Revise README for clarity and organization

[Dippp10-ally]

Fixes issue #214

---

Fixes this issue

This PR addresses issues in the README related to inconsistent formatting, unclear structure, and lack of readability. It improves how information is organized so that users and contributors can understand the project more easily and navigate documentation without confusion.

---

Changes made

• Reorganized README into a clear and logical structure.
• Improved heading hierarchy and markdown formatting consistency.
• Enhanced spacing and readability across sections.
• Standardized code blocks and examples for better clarity.
• Improved installation, usage, and contribution instructions.
• Removed redundant or unclear documentation content.
• Ensured better alignment between documentation and project structure.

---

Testing and validation

• Manually reviewed README rendering in GitHub preview.
• Verified all sections are properly structured and readable.
• Ensured formatting consistency across headings, lists, and code blocks.
• Checked that links and references (if any) are correctly formatted.

---

Screenshots and logs

Not applicable — documentation-only changes.

---

Checklist

• No breaking changes
• Tests added or updated (N/A for docs)
• Documentation added or updated
• Branch is up to date with main

[Dippp10-ally]

@siddu-k ji , do assign labels called as gssoc:approved , level:intermediate , type:docs , quality:exceptional to above pull request number 215 also....do merge above pull request number 215 also......