Chapter 13: Payroll as a multi-line event
=========================================

**Status:** Planned (coming soon).

What this chapter covers
------------------------

- Payroll as a compound transaction (gross, withholdings, taxes)
- Validate multi-line posting

Planned outputs
---------------

- Runner module (planned): ``ledgerloom.chapters.ch13_payroll_multiline_event``
- Artifacts under ``outputs/ledgerloom/ch13``
- Golden-file tests for determinism