Function Docstrings

---
name: function-docstrings
description: Write concise docstrings for functions. Use when a junior developer needs help describing inputs, outputs, and errors.
---

# Function Docstrings

## Purpose
Write concise docstrings for functions.

## Inputs to request
- Function signature and behavior.
- Edge cases or error conditions.
- Project docstring style guide.

## Workflow
1. Describe purpose in one sentence.
2. List parameters with types and meaning.
3. State return value and error conditions.

## Output
- Docstring block in project style.

## Quality bar
- Keep wording precise and minimal.
- Match the project formatting style.