fix: continue questions after range rectification

frontend/src/app/api/consult/route.ts

@@ -200,7 +200,7 @@ export async function POST(request: Request) {
   }
 
   if (handoff) {
-    if (parsed.data.consultationMode !== "verified_chart"
+    if (!["verified_chart", "unverified_birth_time"].includes(parsed.data.consultationMode)
       || parsed.data.entrypoint !== undefined
       || requestId !== handoff.requestId) {
       return NextResponse.json(

frontend/tests/consultation-birth-time-mode.test.ts

@@ -126,3 +126,16 @@ test("homepage sends explicit modes and never routes an unverified minute throug
   assert.match(route, /旧版生时校正入口已停用/);
   assert.ok(route.indexOf("旧版生时校正入口已停用") < route.indexOf("reserveConsultationModel(", route.indexOf("chatRequestSchema.safeParse")));
 });
+
+test("range-terminal rectification handoff accepts unverified chart mode without weakening general-mode isolation", () => {
+  const route = readFileSync(new URL("../src/app/api/consult/route.ts", import.meta.url), "utf8");
+  const handoffGuard = route.slice(
+    route.indexOf("if (handoff)"),
+    route.indexOf("try {", route.indexOf("if (handoff)")),
+  );
+
+  assert.match(handoffGuard, /\["verified_chart", "unverified_birth_time"\]\.includes\(parsed\.data\.consultationMode\)/);
+  assert.doesNotMatch(handoffGuard, /consultationMode !== "verified_chart"/);
+  assert.doesNotMatch(handoffGuard, /general_no_birth_time/);
+  assert.match(handoffGuard, /requestId !== handoff\.requestId/);
+});