Wave-driven research planner

flowchart TB
    START([START])
    END([END])

    START ~~~ workflow
    workflow ~~~ END

    subgraph workflow [" "]
        dispatcher{{"Dispatch a wave of pending questions"}}
        gate{"Loop while reconcile finds new tasks"}
        planner["Seed initial questions"]
        reconcile["Discover follow-up questions"]
        planner --> dispatcher
        reconcile --> gate
        dispatcher --> reconcile
        gate -.->|"'reconcile_added' in reconcile"| dispatcher
    end

    START --> planner
    gate -.->|"else"| END

    classDef gated stroke:#9333ea,stroke-width:2px