Update Documentation

[NishantRana07]

Please update the README.md File for better readability and understanding

[Dare-TechieZ]

What I will do?

• Add tech stack section
• Add Installation Instructions
• Add Project Structure
• Add Environment Variables Section
• Add Contribution Guidelines
• Add License Section(if any)

Additional Note

Hi mentor! I am from ECSoC'26(docs track), I would like to work on this.