fix(asset-ai): answer vehicle status from authorized vehicle facts

src/modules/assets/assistant/result-presentation.test.ts

@@ -217,3 +217,9 @@ test("analysis path collapses display-only steps and preserves the latest node o
   );
   assert.equal(path.at(-2)?.label, "库存 · 华东");
 });
+
+test("vehicle status navigation identifies a vehicle answer instead of a total", () => {
+  const path = queryPath({ kind: "assets", category: "all", groupBy: "none", view: "list", filters: {}, vehicleIds: ["v1"], responseMode: "vehicle-status" });
+  assert.ok(path.includes("车辆状态"));
+  assert.ok(!path.includes("总量"));
+});

src/modules/assets/assistant/result-presentation.ts

@@ -39,7 +39,7 @@ export function queryPath(plan: QueryPlan): string[] {
         ]
       : []),
     plan.groupBy === "none" && !plan.secondaryGroupBy
-      ? "总量"
+      ? plan.responseMode === "vehicle-status" ? "车辆状态" : "总量"
       : `按${[GROUP_LABELS[plan.groupBy], plan.secondaryGroupBy && GROUP_LABELS[plan.secondaryGroupBy]].filter(Boolean).join(" × ")}统计`,
   ];
 }