refactor: 摄像头管理页面移除状态栏、拉流和导出按钮

- 删除"状态"列（拉流中/未拉流）
- 删除操作栏中"拉流"和"导出"按钮，保留ROI配置、编辑、删除
- 删除搜索栏中"拉流状态"筛选
- 清理无用import和方法（toggleStream/handleExport/startCamera/stopCamera/exportConfig）

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

apps/web-antd/src/views/aiot/device/camera/index.vue

@@ -29,14 +29,11 @@ import {
 
 import {
   deleteCamera,
-  exportConfig,
   getCameraList,
   getMediaServerList,
   getRoiByCameraId,
   pushAllConfig,
   saveCamera,
-  startCamera,
-  stopCamera,
 } from '#/api/aiot/device';
 
 defineOptions({ name: 'AiotDeviceCamera' });
@@ -52,15 +49,13 @@ const page = ref(1);
 const pageSize = ref(15);
 const total = ref(0);
 const searchQuery = ref('');
-const searchPulling = ref<string | undefined>(undefined);
 
 const columns = [
   { title: '应用名', dataIndex: 'app', width: 120 },
   { title: '流ID', dataIndex: 'stream', width: 150 },
   { title: '拉流地址', dataIndex: 'srcUrl', ellipsis: true },
-  { title: '状态', key: 'pulling', width: 100 },
   { title: 'ROI', key: 'roiCount', width: 80, align: 'center' as const },
-  { title: '操作', key: 'actions', width: 340, fixed: 'right' as const },
+  { title: '操作', key: 'actions', width: 240, fixed: 'right' as const },
 ];
 
 // ==================== 编辑弹窗状态 ====================
@@ -114,10 +109,6 @@ async function loadData() {
       page: page.value,
       count: pageSize.value,
       query: searchQuery.value || undefined,
-      pulling:
-        searchPulling.value === undefined
-          ? undefined
-          : searchPulling.value === 'true',
     });
     cameraList.value = res.list || [];
     total.value = res.total || 0;
@@ -288,23 +279,6 @@ function handleDelete(row: AiotDeviceApi.Camera) {
   });
 }
 
-// ==================== 拉流控制 ====================
-
-async function toggleStream(row: AiotDeviceApi.Camera) {
-  try {
-    if (row.pulling) {
-      await stopCamera(row.id!);
-      message.success('已停止拉流');
-    } else {
-      await startCamera(row.id!);
-      message.success('开始拉流');
-    }
-    loadData();
-  } catch {
-    message.error('操作失败');
-  }
-}
-
 // ==================== ROI 配置跳转 ====================
 
 function handleRoiConfig(row: AiotDeviceApi.Camera) {
@@ -317,29 +291,6 @@ function handleRoiConfig(row: AiotDeviceApi.Camera) {
   });
 }
 
-// ==================== 配置导出 ====================
-
-async function handleExport(row: AiotDeviceApi.Camera) {
-  const cameraCode = row.cameraCode;
-  if (!cameraCode) {
-    message.warning('摄像头编码为空，无法导出');
-    return;
-  }
-  try {
-    const data = await exportConfig(cameraCode);
-    const json = JSON.stringify(data, null, 2);
-    const blob = new Blob([json], { type: 'application/json' });
-    const url = URL.createObjectURL(blob);
-    const a = document.createElement('a');
-    a.href = url;
-    a.download = `config_${cameraCode}.json`;
-    a.click();
-    URL.revokeObjectURL(url);
-  } catch {
-    message.error('导出失败');
-  }
-}
-
 // ==================== 同步全局配置 ====================
 
 const syncing = ref(false);
@@ -401,17 +352,6 @@ onMounted(() => {
             allow-clear
             @press-enter="loadData"
           />
-          <Select
-            v-model:value="searchPulling"
-            placeholder="拉流状态"
-            style="width: 130px"
-            allow-clear
-            :options="[
-              { value: 'true', label: '拉流中' },
-              { value: 'false', label: '未拉流' },
-            ]"
-            @change="loadData"
-          />
           <Button type="primary" @click="loadData">查询</Button>
         </div>
         <Space>
@@ -442,12 +382,7 @@ onMounted(() => {
         size="middle"
       >
         <template #bodyCell="{ column, record }">
-          <template v-if="column.key === 'pulling'">
-            <Tag :color="record.pulling ? 'success' : 'default'">
-              {{ record.pulling ? '拉流中' : '未拉流' }}
-            </Tag>
-          </template>
-          <template v-else-if="column.key === 'roiCount'">
+          <template v-if="column.key === 'roiCount'">
             <Badge
               :count="roiCounts[record.cameraCode] ?? 0"
               :number-style="{ backgroundColor: '#1677ff' }"
@@ -464,15 +399,6 @@ onMounted(() => {
                 ROI配置
               </Button>
               <Button size="small" @click="handleEdit(record)">编辑</Button>
-              <Button
-                :type="record.pulling ? 'default' : 'primary'"
-                :danger="record.pulling"
-                size="small"
-                @click="toggleStream(record)"
-              >
-                {{ record.pulling ? '停止' : '拉流' }}
-              </Button>
-              <Button size="small" @click="handleExport(record)">导出</Button>
               <Button size="small" danger @click="handleDelete(record)">
                 删除
               </Button>