Code Project with Documentation

Create a [type of code project] that [functionality]:

SPECIFICATIONS:
- Language/Framework: [specify]
- Key features: [list them]
- Constraints: [any limitations]

DELIVERABLES (as artifacts):
1. Main code file(s)
2. README with setup instructions
3. Example usage
4. Comments explaining key decisions

STYLE PREFERENCES:
- [Coding conventions]
- [Documentation level]

Create each deliverable as a separate artifact. Explain any significant design decisions you made and alternatives you considered.