Documents behaviour already delivered: with no SAP target both phases run
max-gain, so the envelope still consumes the budget first. Test passed on
arrival.
Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
Documents behaviour already delivered: an empty phase 1 meets no target, so
phase 2 optimises every group — identical to a plain run. Test passed on
arrival.
Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
Documents behaviour already delivered: phase 2 optimises every group phase 1
did not consume, with signals re-scored against the fabric-applied dwelling,
so glazing skipped on raw-baseline merit re-enters when it closes the target.
Test passed on arrival.
Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
Documents behaviour already delivered by the phase-2 structure: the leftover
budget is the envelope minus the committed fabric cost, so a heating system
the plain optimiser would buy can be priced out. Test passed on arrival.
Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
