[Enhancement] Add format checks

[psriramsnc]

Summary

✅ Check Format Workflow

This PR introduces a GitHub Actions workflow to automatically check code formatting on every push and pull request.
It ensures consistency using Black and isort, preventing formatting issues from reaching main.

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🔧 Workflow Details

• Trigger:

  • Push to main
  • Pull Requests (opened, synchronized, reopened, ready-for-review)

• Steps Included:

  1. 📥 Checkout Code – Pulls the repository for analysis
  2. 🐍 Set up Python 3.9 – Ensures a consistent Python environment
  3. 📦 Install Poetry – Dependency manager with in-project virtualenvs
  4. ⚡ Cache Dependencies – Speeds up workflow runs with Poetry venv caching
  5. 🔄 Install Dependencies – Runs make setup-dev when cache is missing
  6. 📝 Check Formatting – Runs make check-format (black, isort)

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🚀 Benefits

• 🧹 Automatic formatting checks before merging
• ⚡ Faster runs with caching
• 🛡️ Enforces consistent style across the codebase

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Performance impact (if any):

N/A

How to Test the feature

Run make format

Screenshots (if applicable)

N/A

Checklist

• Lint fixes and unit testing done
• End to end task testing
• Documentation updated

Notes

N/A