fix(web): accept unknown stream payload when binding spoken prompts

Publish next build failed because the spoken-bind helper required result/output
on chunk payload, which the runner stream type does not have.

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

frontend/src/lib/rectification-agentic/v9/turn-narration.ts

@@ -48,12 +48,15 @@ export function readOpenQuestionPrompt(value: unknown): string | null {
 
 export function openQuestionPromptFromToolResult(chunk: {
   type?: string;
-  payload?: { result?: unknown; output?: unknown };
+  payload?: unknown;
   object?: unknown;
 }): string | null {
   if (chunk.type !== "tool-result") return null;
-  return readOpenQuestionPrompt(chunk.payload?.result)
-    ?? readOpenQuestionPrompt(chunk.payload?.output)
+  const payload = chunk.payload && typeof chunk.payload === "object" && !Array.isArray(chunk.payload)
+    ? chunk.payload as Record<string, unknown>
+    : null;
+  return readOpenQuestionPrompt(payload?.result)
+    ?? readOpenQuestionPrompt(payload?.output)
     ?? readOpenQuestionPrompt(chunk.object)
     ?? readOpenQuestionPrompt(chunk.payload);
 }

frontend/tests/rectification-agentic-entry.test.ts

@@ -245,6 +245,11 @@ test("usage completes or releases without hiding settlement failures", () => {
   assert.match(run, /if \(!answerText\.trim\(\)\) \{[\s\S]*composeRectificationTurnNarration/);
   assert.match(run, /bindSpokenToOpenQuestion/);
   assert.match(run, /openQuestionPromptFromToolResult/);
+  const narration = readFileSync(
+    new URL("../src/lib/rectification-agentic/v9/turn-narration.ts", import.meta.url),
+    "utf8",
+  );
+  assert.match(narration, /payload\?: unknown/);
   assert.doesNotMatch(run, /splitRectificationSpokenAndThinking/);
   assert.match(run, /emit\(event: PublicStreamEvent\): Promise<void> \| void;/);
   assert.match(run, /agentGenerationSettings\(options\.generationModel, \{[\s\S]*thinking: "enabled"/);

frontend/tests/rectification-v9-stream.test.ts

@@ -1371,7 +1371,7 @@ test("persisted choice prompt replaces a competing model follow-up without a top
   );
   assert.equal(openQuestionPromptFromToolResult({
     type: "tool-result",
-    payload: { result: { open_question: { prompt } } },
+    payload: { toolName: "rectification-record-evidence-batch", result: { open_question: { prompt } } },
   }), prompt);
 
   const { options, emitted } = runOptions({