Let a paused flow be stepped from the dock

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01H7LwYgJfpkbLCTeiAf8U4A

frontend/src/components/Dashboard/DashboardView.tsx

@@ -9,13 +9,7 @@ import { cn } from "@/lib/utils"
 import "./dashboard.css"
 import { WidgetBody, WidgetFrame, widgetIssue } from "./widgets"
 
-/**
- * A dashboard, plus the settings the generated client does not carry yet.
- *
- * `columns` is stored by the backend but the SDK is regenerated on its own
- * schedule, so it is widened here rather than waited for.
- */
-export type Dashboard = DashboardDef_Output & { columns?: number }
+export type Dashboard = DashboardDef_Output
 
 /** How many columns a wall panel is cut into, if the document does not say. */
 export const DEFAULT_COLUMNS = 12