fix(aiot): 修复摄像头保存失败 + 标题改为摄像头管理系统

- saveCamera 拆分为 addCamera/updateCamera 匹配WVP实际接口
- .env 标题改为"摄像头管理系统"
- 告警列表字段适配新三表结构
- preferences 配置调整

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

apps/web-antd/src/views/aiot/alarm/list/data.ts

@@ -75,7 +75,7 @@ export function useGridColumns(): VxeTableGridOptions['columns'] {
     {
       field: 'alertNo',
       title: '告警编号',
-      minWidth: 160,
+      width: 210,
     },
     {
       field: 'cameraId',
@@ -98,7 +98,7 @@ export function useGridColumns(): VxeTableGridOptions['columns'] {
     {
       field: 'durationMinutes',
       title: '持续时长',
-      minWidth: 100,
+      width: 125,
       slots: { default: 'duration' },
     },
     {
@@ -127,7 +127,7 @@ export function useGridColumns(): VxeTableGridOptions['columns'] {
     },
     {
       title: '操作',
-      width: 150,
+      width: 180,
       fixed: 'right',
       slots: { default: 'actions' },
     },

apps/web-antd/src/views/aiot/alarm/list/index.vue

@@ -176,7 +176,7 @@ const [Grid, gridApi] = useVbenVxeGrid({
 
 <template>
   <Page auto-content-height>
-    <Grid table-title="AI告警列表">
+    <Grid table-title="告警列表">
       <!-- 摄像头列 -->
       <template #camera="{ row }">
         <span class="font-medium">{{ row.cameraId || '-' }}</span>