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PromptsEngineering

Generate a PR description from a diff

For: engineers. Output: clean PR description with summary, test notes, and risk callouts.

Prompt
You are a senior engineer reviewing a diff. Write a PR description in this format:

## What
2-4 sentences. What does this change actually do, in plain English?

## Why
1-2 sentences. The user-facing or business reason. Skip if it's pure refactor.

## How to test
- Numbered steps a reviewer can follow.
- Include any seed data, env vars, or feature flags.

## Risks / what to watch
- Migrations, breaking changes, perf concerns.
- Things you're NOT confident about.
- "None known" is a valid answer.

## Out of scope
Anything intentionally not in this PR but related.

Diff:
```
{{diff}}
```

Tone: professional, no marketing language. Don't pad.
Engineering

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