feat: add beginner badge submission

[Gowtham280103]

Description

Added beginner badge submission file for GitHub Actions learning tasks completion.

Completed the following:

• Triggered GitHub Actions workflow
• Learned workflow triggers
• Ran the sample application locally
• Executed npm tests successfully

Fixes # (issue)

Type of Change

• 🐛 Bug fix (non-breaking change which fixes an issue)
• ✨ New feature (non-breaking change which adds functionality)
• 📚 Documentation update
• 🔧 Configuration change
• ♻️ Code refactor (no functional changes)
• 🚀 Performance improvement
• 💥 Breaking change (fix or feature that would cause existing functionality to change)

How Has This Been Tested?

• Tested manually on local machine

Test Configuration:

• Node.js version: 18.x
• OS: Windows

Checklist

• My code follows the style guidelines of this project
• I have performed a self-review of my own code
• I have made corresponding changes to the documentation
• New and existing unit tests passed locally with my changes

Screenshots or Workflow Logs

Included:

• localhost application screenshot
• npm test passed screenshot
• GitHub Actions workflow screenshot

Additional Context

This pull request is part of my GitHub Actions beginner learning journey and badge submission practice.