fix(qa): align ask-user protocol shape (#111429)

docs/tools/ask-user.md

@@ -81,9 +81,7 @@ Example answered result:
   "status": "answered",
   "answers": {
     "answers": {
-      "deploy_target": {
-        "answers": ["Staging (Recommended)"]
-      }
+      "deploy_target": ["Staging (Recommended)"]
     }
   }
 }

qa/scenarios/runtime/tools/ask-user.yaml

@@ -86,7 +86,7 @@ flow:
             - expr: liveTurnTimeoutMs(env, 45000)
             - expr: "env.providerMode === 'mock-openai' ? 100 : 250"
         - assert:
-            expr: "pendingQuestion.questions.length === 3 && pendingQuestion.questions[0].id === 'deploy_target' && pendingQuestion.questions[1].multiSelect === true && pendingQuestion.questions.every((question) => question.isOther === true)"
+            expr: "pendingQuestion.questions.length === 3 && pendingQuestion.questions[0].questionId === 'deploy_target' && pendingQuestion.questions[1].multiSelect === true && pendingQuestion.questions.every((question) => question.isOther === true)"
             message:
               expr: "`ask_user question shape drifted: ${JSON.stringify(pendingQuestion.questions)}`"
         - set: resolution
@@ -96,9 +96,9 @@ flow:
                 id: pendingQuestion.id,
                 answers: {
                   answers: {
-                    deploy_target: { answers: ['Production'] },
-                    checks: { answers: ['Unit (Recommended)', 'E2E'] },
-                    release_note: { answers: ['night-shift'] },
+                    deploy_target: ['Production'],
+                    checks: ['Unit (Recommended)', 'E2E'],
+                    release_note: ['night-shift'],
                   },
                 },
                 resolvedBy: 'qa-lab',

src/agents/tools/ask-user-tool.test.ts

@@ -252,7 +252,7 @@ describe("ask_user prompt delivery", () => {
     settleAskUserPromptDelivery(reservation.questionId);
     finishWait?.({
       status: "answered",
-      answers: { answers: { deploy_target: { answers: ["Production"] } } },
+      answers: { answers: { deploy_target: ["Production"] } },
     });
     await expect(pending).resolves.toMatchObject({ details: { status: "answered" } });
   });