��� Documentation: Add video tutorial and use cases

[esmaeilireza]

��� Current State

The README is comprehensive but lacks:

• Video walkthrough of the application
• Real-world use case examples
• Screenshots of audit results
• Comparison with similar tools

��� Proposed Additions

1. Video Tutorial

• 2-3 minute walkthrough showing:
  • How to analyze a repository
  • Understanding the health score
  • Using the GitHub Actions diagnostics

2. Use Case Gallery

• Open Source Maintainers: Audit repos before accepting contributions
• DevOps Teams: Monitor repository health across organization
• Educators: Teach best practices using real examples
• Job Seekers: Showcase portfolio quality

3. Screenshots

• Hero section
• Audit results page
• ScoreBoard breakdown
• GitHub Actions console

��� Contribution Welcome

This is a great opportunity for contributors interested in:

• Video production
• Technical writing
• UX documentation