fix(rectification): put each question inside the assistant message

Focuses now carry asked_turn_id so GET rebuilds stem and options on the
same turn. Agent writes spokenPrompt; the live question slot is gone.

Co-authored-by: Cursor <cursoragent@cursor.com>

frontend/src/hooks/use-rectification-surface.ts

@@ -128,11 +128,12 @@ export function useRectificationSurface(params: RectificationSurfaceParams) {
       if (!response.ok) return;
       const payload = await response.json().catch(() => null);
       const turns = Array.isArray(payload?.turns) ? payload.turns : [];
-      setRectificationTurns(turns.map((turn: { id?: unknown; role?: unknown; text?: unknown; status?: unknown; receipt?: unknown }) => ({
+      setRectificationTurns(turns.map((turn: { id?: unknown; role?: unknown; text?: unknown; status?: unknown; receipt?: unknown; question?: unknown }) => ({
         id: String(turn?.id ?? ""),
         role: turn?.role === "user" ? "user" as const : "assistant" as const,
         text: typeof turn?.text === "string" ? turn.text : null,
         status: String(turn?.status ?? "completed"),
+        question: turn?.question ?? null,
         receipt: turn?.receipt && typeof turn.receipt === "object" ? {
           status: String((turn.receipt as { status?: unknown }).status ?? ""),
           phases: Array.isArray((turn.receipt as { phases?: unknown }).phases) ? (turn.receipt as { phases: unknown[] }).phases.map(String) : [],