# Simple Test Plan

## Overview
Add a greeting feature to the application.

## Requirements
1. Create a `greet(name: str) -> str` function
2. Return "Hello, {name}!" format
3. Handle empty name by returning "Hello, World!"

## Implementation Steps
1. Add function to `utils.py`
2. Add unit tests
3. Update documentation

## Files to Modify
- src/utils.py
- tests/test_utils.py
