The probe step computed a SCENARIOS output, but the emulator step runs --showcase hardcoded and never consumes steps.probe.outputs.SCENARIOS, so the selection logic was dead. Drop it and keep MODEL_CAPABLE as an informational signal. Showcase mode handles model-unavailability gracefully (typescript/verify phases are informational-only). Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>