fix(rectification): remove static interview fallbacks

frontend/tests/rectification-server-focus.test.ts

@@ -5,8 +5,16 @@ import { buildInferenceState } from "../src/lib/rectification-agentic/core/build
 import { persistServerOwnedFocus, shouldSkipDiscriminatorFollowup, stableFollowupQuestionId } from "../src/lib/rectification-agentic/v9/server-focus.ts";
 import { buildChoiceFrame, serverOwnedChoiceCopy } from "../src/lib/rectification-agentic/v9/choice-card.ts";
 import type { MethodFollowup } from "../src/lib/rectification-agentic/v9/method-followup.ts";
+import type { EventProbeStyleOption } from "../src/lib/rectification-agentic/v9/refinement-packet.ts";
 import { fakeAccounting, CASE_ID, FOCUS_ID, USER_ID, activeFocusFixture } from "./rectification-v9-test-support.ts";
 
+const DYNAMIC_STYLE_OPTIONS = [
+  { label: "明确发生且时间吻合", answer_class: "yes" },
+  { label: "发生过但程度较弱", answer_class: "weak_yes" },
+  { label: "明确没有发生", answer_class: "no" },
+  { label: "这段记不清楚", answer_class: "unsure" },
+] as const;
+
 function discriminatorFollowup(overrides: Partial<MethodFollowup> = {}): MethodFollowup {
   const frame = buildChoiceFrame({
     method_id: "dasha_events",
@@ -18,17 +26,19 @@ function discriminatorFollowup(overrides: Partial<MethodFollowup> = {}): MethodF
       year: 2016,
       year_label: "2016 年前后",
       domain: "education",
-      event_family: "高考或重要考试发挥明显失常",
+      event_family: "升学结果或学习环境出现明显变化",
       source: "dasha_activation",
       tracks: ["vimshottari", "narayana"],
       tracks_agree: true,
       unique_minute_claim: false,
-      user_meaning: "2016 年前后高考或重要考试发挥明显失常",
+      user_meaning: "2016 年前后升学结果或学习环境出现明显变化",
       role: "distinguish",
       information_gain: 0.4,
       semantic_key: "education:2016",
+      style_options: DYNAMIC_STYLE_OPTIONS,
     }],
   });
+  assert.ok(frame);
   return {
     method_id: "dasha_events",
     intent: "distinguish_candidates",
@@ -51,6 +61,107 @@ function discriminatorFollowup(overrides: Partial<MethodFollowup> = {}): MethodF
   };
 }
 
+function invalidStyleFollowup(
+  styleOptions: readonly EventProbeStyleOption[] | undefined,
+  eventFamily = "升学结果或学习环境出现明显变化",
+): MethodFollowup {
+  const valid = discriminatorFollowup();
+  return {
+    ...valid,
+    choice_frame: buildChoiceFrame({
+      method_id: "dasha_events",
+      ask_theme: "dated_event",
+      domain: "education",
+      user_prompt_hint: "ask",
+    }, {
+      probes: [{
+        year: 2016,
+        year_label: "2016 年前后",
+        domain: "education",
+        event_family: eventFamily,
+        source: "dasha_activation",
+        tracks: ["vimshottari", "narayana"],
+        tracks_agree: true,
+        unique_minute_claim: false,
+        user_meaning: "2016 年前后升学结果或学习环境出现明显变化",
+        role: "distinguish",
+        information_gain: 0.4,
+        semantic_key: "education:2016",
+        style_options: styleOptions,
+      }],
+    }),
+  };
+}
+
+async function assertInvalidChoiceSkipped(followup: MethodFollowup) {
+  const accounting = fakeAccounting({}, {
+    fallback: () => {
+      throw new Error("invalid choice frame must not call the database");
+    },
+  });
+  const result = await persistServerOwnedFocus({
+    accounting: accounting.client,
+    userId: USER_ID,
+    caseId: CASE_ID,
+    activeFocus: null,
+    decisionReceipt: null,
+    followup,
+  });
+  assert.equal(result.status, "skipped");
+  assert.equal(accounting.calls.length, 0);
+}
+
+test("complete dynamic event options persist a server-owned focus", async () => {
+  const followup = discriminatorFollowup({ source: "precision_stage", information_gain: 0.2 });
+  const accounting = fakeAccounting({
+    set_agentic_rectification_conversation_focus: (_fn, args) => ({
+      id: FOCUS_ID,
+      case_id: CASE_ID,
+      question_id: args.p_question_id,
+      intent: args.p_intent,
+      target_evidence_id: null,
+      target_domain: args.p_target_domain,
+      target_kind: args.p_target_kind,
+      expected_answer_schema: args.p_expected_answer_schema,
+      status: "active",
+      asked_at: "2026-08-27T00:00:00.000Z",
+      resolved_at: null,
+      idempotent: false,
+    }),
+  });
+  const result = await persistServerOwnedFocus({
+    accounting: accounting.client,
+    userId: USER_ID,
+    caseId: CASE_ID,
+    activeFocus: null,
+    decisionReceipt: null,
+    followup,
+  });
+  assert.equal(result.status, "created");
+  assert.equal(accounting.calls.length, 1);
+  assert.deepEqual(result.focus?.expectedAnswerSchema.choice, {
+    prompt: "2016 年前后 · 升学结果或学习环境出现明显变化",
+    option_a: DYNAMIC_STYLE_OPTIONS[0].label,
+    option_b: DYNAMIC_STYLE_OPTIONS[1].label,
+    option_c: DYNAMIC_STYLE_OPTIONS[2].label,
+    option_d: DYNAMIC_STYLE_OPTIONS[3].label,
+  });
+});
+
+test("missing, duplicate, incomplete, or illegal dynamic options skip focus persistence", async () => {
+  await assertInvalidChoiceSkipped(invalidStyleFollowup(undefined));
+  await assertInvalidChoiceSkipped(invalidStyleFollowup(DYNAMIC_STYLE_OPTIONS.slice(0, 3)));
+  await assertInvalidChoiceSkipped(invalidStyleFollowup([
+    ...DYNAMIC_STYLE_OPTIONS,
+    { label: "另一种明确发生", answer_class: "yes" },
+  ]));
+  await assertInvalidChoiceSkipped(invalidStyleFollowup([
+    { ...DYNAMIC_STYLE_OPTIONS[0], label: "08:12 左右发生" },
+    ...DYNAMIC_STYLE_OPTIONS.slice(1),
+  ]));
+  await assertInvalidChoiceSkipped(invalidStyleFollowup(DYNAMIC_STYLE_OPTIONS, "   "));
+});
+
 test("does not ask an already-answered discriminator probe again", async () => {
   const followup = discriminatorFollowup();
   const active = activeFocusFixture({