```json
{
  "title": "Friendlier greeting and add bye helper",
  "body": "## Summary\n- `greet` now returns `Hello, <name>!` instead of the lowercase `hi <name>`\n- Added a `bye` helper in `greet.ts` that returns `Bye, <name>`\n\n## Testing\n- Not run (no test suite or build invoked for this change)\n- Suggested: type-check `greet.ts` and confirm `greet(\"Ada\")` → `Hello, Ada!` and `bye(\"Ada\")` → `Bye, Ada`\n\n*Model: claude-opus-5-5 · Harness: Claude*"
}
```
