fix: 实时监控显示优化

1. KPI 总里程不保留小数
2. 车辆卡片先展示部门再展示客户名称，客户名称不截断
3. 无部门时展示租赁状态（自营/租赁/挂靠等）

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

src/modules/mileage/MonitoringView.tsx

@@ -358,7 +358,7 @@ export default function MonitoringView() {
                           </div>
                         </td>
                         <td className="p-4 text-xs text-slate-400">{v.customer}</td>
-                        <td className="p-4 text-xs text-slate-400">{v.department}</td>
+                        <td className="p-4 text-xs text-slate-400">{v.department || v.rentStatus || ''}</td>
                         <td className="p-4 text-right">
                           <div className="flex flex-col items-end">
                             <div className="flex items-center gap-1.5">
@@ -685,7 +685,7 @@ export default function MonitoringView() {
             {sortBy === 'today' ? '今日' : '累计'}总里程 (KM)
           </div>
           <div className="text-2xl font-black tracking-tighter flex items-baseline gap-1">
-            {(sortBy === 'today' ? stats.totalToday : stats.totalAll).toLocaleString()}
+            {Math.round(sortBy === 'today' ? stats.totalToday : stats.totalAll).toLocaleString()}
             {sortBy === 'today' && <span className="text-blue-400 text-[10px] font-bold">{'\u2191'}12%</span>}
           </div>
           <div className="absolute -right-4 -bottom-4 w-12 h-12 bg-blue-500/10 rounded-full blur-xl"></div>
@@ -735,8 +735,8 @@ export default function MonitoringView() {
                     </span>
                   </div>
                   <div className="flex items-center gap-1.5">
-                    <span className="text-[9px] font-bold text-slate-600 truncate max-w-[80px]">{v.customer || '未分配'}</span>
+                    <span className="text-[8px] text-slate-300 font-bold">{v.department ? v.department.replace('业务', '') : v.rentStatus || ''}</span>
-                    <span className="text-[8px] text-slate-300 font-bold uppercase">{v.department?.replace('业务', '')}</span>
+                    <span className="text-[9px] font-bold text-slate-600 truncate">{v.customer || '未分配'}</span>
                   </div>
                 </div>
               </div>

src/modules/mileage/types.ts

@@ -9,6 +9,7 @@ export interface MonitoringVehicle {
   customer: string | null;
   department: string | null;
   manager: string | null;
+  rentStatus: string | null;
 }
 
 export interface MonitoringStats {

src/server/routes/mileage.ts

@@ -9,13 +9,16 @@ const VEHICLE_INFO_SQL = `SELECT
     truck.plate_number AS plate,
     cus.customer_name AS customer,
     dep.dep_name AS department,
-    u.user_name AS manager
+    u.user_name AS manager,
+    dic_status.dic_name AS rent_status
 FROM tab_truck truck
 LEFT JOIN tab_truck_status_info si ON si.truck_id = truck.id AND si.is_deleted = 0
 LEFT JOIN tab_contract c ON c.id = si.contract_id AND c.is_deleted = 0
 LEFT JOIN tab_customer cus ON cus.id = c.customer_id AND cus.is_deleted = 0
 LEFT JOIN tab_user u ON u.id = c.bd AND u.is_deleted = 0
 LEFT JOIN tab_department dep ON dep.id = u.dep_id AND dep.is_deleted = 0
+LEFT JOIN tab_dic dic_status ON dic_status.parent_code = 'dic_truck_rent_status'
+      AND dic_status.dic_code = truck.truck_rent_status AND dic_status.is_deleted = 0
 WHERE truck.is_deleted = 0 AND truck.is_operation = 1`;
 
 // ========== 实时监控缓存（每2分钟刷新） ==========
@@ -30,6 +33,7 @@ interface CachedVehicle {
   customer: string | null;
   department: string | null;
   manager: string | null;
+  rentStatus: string | null;
 }
 
 interface MonitoringCache {
@@ -95,6 +99,7 @@ async function refreshMonitoringCache() {
         customer: info?.customer || null,
         department: info?.department || null,
         manager: info?.manager || null,
+        rentStatus: info?.rent_status || null,
       };
     });