fix: 修复列表筛选空参与树数据展示

将后端 status/audit_status 筛选从 has() 改为 filled()，避免空字符串导致列表被误筛空；修复预定 status=0 筛选失效；前端兼容财务分类树形返回与菜单/字典数组返回，解决新增成功但列表空。

backend/app/Http/Controllers/Admin/Room/ReservationController.php

@@ -15,7 +15,7 @@ class ReservationController extends Controller
         $query = Reservation::query()->with(['customer', 'room.roomType']);
         $query->when($request->customer_id, fn($q, $v) => $q->where('customer_id', $v));
         $query->when($request->room_id, fn($q, $v) => $q->where('room_id', $v));
-        $query->when($request->status, fn($q, $v) => $q->where('status', $v));
+        $query->when($request->filled('status'), fn($q, $v) => $q->where('status', $v));
         $query->when($request->check_in_date, fn($q, $v) => $q->whereDate('check_in_date', $v));
 
         return $this->paginate($query->latest()->paginate($request->input('per_page', 15)));

backend/app/Http/Controllers/Admin/Room/RoomTypeController.php

@@ -13,7 +13,7 @@ class RoomTypeController extends Controller
     {
         $query = RoomType::query()->withCount('rooms');
         $query->when($request->name, fn($q, $v) => $q->where('name', 'like', "%{$v}%"));
-        $query->when($request->has('status'), fn($q) => $q->where('status', $request->status));
+        $query->when($request->filled('status'), fn($q) => $q->where('status', $request->status));
 
         return $this->paginate($query->orderBy('sort')->paginate($request->input('per_page', 15)));
     }