Start with the join.
Do not start with a tool. Start with one service promise that should become one invoice, and with the humans who can stop it.
- Read Day 0, then the Wednesday 8 October 2026 entry. Four audiences. No fifth voice that smooths them over.
- Open the scorecards. If a cell says not measured, leave it. Do not average it into a health colour.
- Follow scenario SCN-61003 into data/sample/. Worker, CRM account, SAP-like business partner, case, held invoice.
- Read the three personas before anyone proposes an agent. The draft agent in the fixture is not deployed.
- Regenerate the fixture: python3 generators/sample_fixture.py --seed 20261003
Working setting for Week 1, not a locked brand: Northwater Distribution, a fictional energy-distribution operating company under the holding group.